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Polaris A3

Missile · USA

Original archive entry. The text, images and links below are kept as they were written.

Polaris A3
Polaris A3
Credit: US Navy

American missile. Two stage vehicle consisting of 1 x A3P + 1 x X-260

The Polaris A3 greatly improved performance over the earlier models through use of constant-diameter rocket motors that completely filled the launch tube. Performance was also increased through use of fiberglass casings and improved propellants in all stages, and a 60% lighter guidance section. The missile delivered three spaced but not independently-guided W-58 warheads of 200 kT each. This created greater destruction than a single higher-yield warhead with the same throw weight. CEP was improved to 600 m (2000 ft). First launch was in August 1962, and the missile was deployed in September 1964. New deployments and replacement of older missiles meant that by 1974 all Polaris missiles in the fleet were the A3 model. The A3 in turn was progressively replaced by the Poseidon, with the last A3 pulled from its launch tube in October 1981.

Maximum range: 4,600 km (2,800 mi). Number Standard Warheads: 3. Standard RV: Mk.100. Standard warhead: W58. Warhead yield: 200 KT. CEP: 0.94 km (0.58 mi). Boost Propulsion: Solid rocket. Initial Operational Capability: 1964.

Historical Essay © Andreas Parsch

Lockheed UGM-27 Polaris A-3

The Polaris A-3 was a significantly enhanced missile with all the extensive changes, which weren't incorporated in the A-1-2 because of the very short development time frame. The A-3 saved weight by using fiberglass casings for both stages, and a 60% lighter guidance section. The second stage used a completely new motor by Hercules, with a high-energy propellant and a single nozzle with fluid-injection thrust-vectoring control. These features increased range to 4600 km (2500 nm). The A-3 also had a completely new warhead section with three reentry vehicles, each carrying a 200 kT W-58 warhead. The inertial navigation system was also gradually improved, leading to an accuracy of about 600 m (2000 ft) CEP. The first (partially successful) test of a Polaris A-3 occurred in August 1962, and testing continued through 1964. The A-3 became operational in September 1964 aboard USS Daniel Webster (SSBN-626).

In June 1963, all Polaris missiles were designated in the UGM-27 series as follows:

SLBM Designation New Designation
A-1 UGM-27A
A-2 UGM-27B
A-3 UGM-27C

The UGM-27C eventually replaced all earlier UGM-27A-B missiles, and by 1974, only the Polaris A-3 was still in service. By that time, however, some A-3s had already been replaced by the new UGM-73 Poseidon C-3 SLBM. The final Polaris A-3 was withdrawn from service in October 1981. Between 1959 and 1968, Lockheed had produced about 1150 Polaris missiles of all versions, the majority (640+) being UGM-27Cs.

Specifications

Note: Data given by several sources show slight variations. Figures given below may therefore be inaccurate!

Data for UGM-27A-B-C:

  UGM-27A UGM-27B UGM-27C
Length 8.69 m (28 ft 6 in) 9.45 m (31 ft) 9.86 m (32 ft 4 in)
Diameter 1.37 m (4 ft 6 in)
Weight 13000 kg (28800 lb) 14700 kg (32500 lb) 16200 kg (35700 lb)
Speed 12900 km-h (8000 mph)
Ceiling 640 km (400 miles) 800 km (500 miles)
Range 2200 km (1200 nm) 2800 km (1500 nm) 4600 km (2500 nm)
Propulsion 1st stage: Aerojet General solid-fueled rocket
2nd stage: Aerojet General solid-fueled rocket
1st stage: Aerojet General solid-fueled rocket
2nd stage: Hercules solid-fueled rocket
Warhead W-47 thermonuclear (600 kT) 3x W-58 thermonuclear (200 kT) in 3x MK 2 RV

Main Sources

[1] James N. Gibson: "Nuclear Weapons of the United States", Schiffer Publishing Ltd, 1996
[2] Norman Friedman: "US Naval Weapons", Conway Maritime Press, 1983
[3] Bill Gunston: "The Illustrated Encyclopedia of Rockets and Missiles", Salamander Books Ltd, 1979
[4] René J. Francillon: "Lockheed Aircraft since 1913", Putnam, 1987

Country
USA
Spacecraft
Early Spring
Stages
A3P-1, X-260
Agency
Lockheed

Chronology

286 events

1962 August 7

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1962 September 6

15:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1962 October 5

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3. FAILURE: Failure.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 10 km (6 mi).

1962 November 5

15:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3. FAILURE: Failure.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 10 km (6 mi).

1962 November 17

17:06 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3. FAILURE: Failure.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 50 km (31 mi).

1962 December 6

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3. FAILURE: Failure.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 50 km (31 mi).

1963 February 7

16:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 February 11

15:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC25A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 February 18

14:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3. FAILURE: Failure.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1.00 km (0.60 mi).

1963 March 19

16:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 April 8

16:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 April 10

20:33 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3. FAILURE: Failure.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 0 km (0 mi).

1963 April 26

18:31 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 May 10

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC25A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 May 17

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC25A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 June 6

16:16 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC25A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 June 17

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 June 21

16:44 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 July 3

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC25A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 July 19

01:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC25A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 July 26

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 August 13

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC25A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 August 20

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 August 30

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC25A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 September 26

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Steam eject mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 October 4

04:18 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 October 26

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 619. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 November 11

18:48 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 619. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 November 20

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 December 10

03:11 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC25A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1963 December 12

01:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3. FAILURE: Failure.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1.00 km (0.60 mi).

1964 January 8

00:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 January 20

17:02 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 March 11

12:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC25A. LV Family: Polaris. Launch Vehicle: Polaris A3. FAILURE: Failure.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 100 km (60 mi).

1964 April 1

Launch Site: Johnston Island. Launch Pad: SLBM Launch Area. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • PX-2 First PMR A3X - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 April 8

Launch Site: Johnston Island. Launch Pad: SLBM Launch Area. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • PX-2 - . Nation: USA. Agency: USN. Apogee: 10 km (6 mi).

1964 May 12

Launch Site: Johnston Island. Launch Pad: SLBM Launch Area. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • PY-2 - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 May 25

18:29 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 626. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 May 25

19:15 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 626. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 June 8

16:34 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 626. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 June 8

17:09 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 626. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 July 2

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC25A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 July 16

16:54 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 629. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 July 16

17:24 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 629. LV Family: Polaris. Launch Vehicle: Polaris A3. FAILURE: Failure.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 500 km (310 mi).

1964 July 30

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 629. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 July 30

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 629. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 August 6

16:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 628. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 August 20

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 628. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 September 5

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 631. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 September 21

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 631. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 September 28

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 627. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 October 13

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 627. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 October 31

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 633. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 November 13

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 633. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 November 20

Launch Site: Johnston Island. Launch Pad: SLBM Launch Area. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • PX-2 - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 November 25

Launch Site: Johnston Island. Launch Pad: SLBM Launch Area. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • PX-2 - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 December 2

16:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 634. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 December 16

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 634. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1964 December 22

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 632. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1965 January 11

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 632. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1965 January 23

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 635. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1965 February 8

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 635. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1965 February 15

16:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 630. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1965 March 1

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 630. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1965 March 15

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 636. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Surface launch test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1965 March 15

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 636. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1965 March 29

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 636. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1965 September 22

Launch Site: Johnston Island. Launch Pad: SLBM Launch Area. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • PX-2 - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1965 November 5

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 627. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1965 November 5

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 627. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1965 November 5

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 627. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1965 November 5

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 627. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1965 December 6

19:26 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 640. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • OT/GT7 target - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1965 December 20

16:33 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 640. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 January 17

16:42 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 641. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 January 31

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 641. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 February 17

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 644. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 February 24

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 642. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 March 3

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 644. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 March 10

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 642. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 March 31

16:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 598. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 April 7

16:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 643. LV Family: Polaris. Launch Vehicle: Polaris A3. FAILURE: Failure.
  • Operational Test / 1 of 2 launches failed - . Nation: USA. Agency: USN. Apogee: 20 km (12 mi).

1966 April 7

16:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 643. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 April 14

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 598. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 April 21

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 643. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 April 21

16:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 643. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 April 21

16:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 643. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 June 10

16:09 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 645. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 June 23

16:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 645. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 July 11

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 654. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 July 25

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 654. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 September 1

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 656. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 October 10

16:10 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 601. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 October 31

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 599. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 October 31

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 599. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 November 14

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 655. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 November 14

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 655. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 November 17

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Antelope test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 November 28

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 655. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1966 November 28

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 655. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1967 January 6

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Antelope test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1967 March 2

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Antelope test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1967 March 6

02:45 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 658. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1967 April 3

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 657. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1967 April 27

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 600. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1967 May 17

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Antelope 4 - . Nation: USA. Agency: USN. Apogee: 500 km (310 mi).

1967 June 21

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Antelope 6 - . Nation: USA. Agency: USN. Apogee: 10 km (6 mi).

1967 June 21

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Antelope 5 - . Nation: USA. Agency: USN. Apogee: 500 km (310 mi).

1967 July 31

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 659. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1967 September 8

16:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 602. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1967 September 12

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3. FAILURE: Failure.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 500 km (310 mi).

1967 November 1

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Test mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1967 November 1

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 656. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1967 November 1

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 656. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1967 November 1

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 656. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1967 November 29

Launch Site: Johnston Island. Launch Pad: SLBM Launch Area. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Antelope 9 - . Nation: USA. Agency: USN. Apogee: 500 km (310 mi).

1967 December 6

Launch Site: Johnston Island. Launch Pad: SLBM Launch Area. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Antelope 10 - . Nation: USA. Agency: USN. Apogee: 500 km (310 mi).

1968 February 15

16:15 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S22. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1968 March 4

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S22. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1968 March 16

Launch Site: Johnston Island. Launch Pad: SLBM Launch Area. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Antelope 11 Mk 2 Mod 2 RV - . Nation: USA. Agency: USN. Apogee: 500 km (310 mi).

1968 April 4

Launch Site: Johnston Island. Launch Pad: SLBM Launch Area. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Antelope 12 - . Nation: USA. Agency: USN. Apogee: 500 km (310 mi).

1968 April 10

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 630. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1968 April 10

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 630. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1968 April 10

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 630. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1968 April 10

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 630. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1968 April 11

Launch Site: Johnston Island. Launch Pad: SLBM Launch Area. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Antelope 13 - . Nation: USA. Agency: USN. Apogee: 500 km (310 mi).

1968 April 19

Launch Site: Johnston Island. Launch Pad: SLBM Launch Area. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Antelope 14 - . Nation: USA. Agency: USN. Apogee: 500 km (310 mi).

1968 April 26

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 657. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1968 April 26

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 657. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1968 April 26

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 657. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1968 April 26

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 657. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1968 August 29

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 626. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Improved Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1968 August 29

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 626. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1969 March 27

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S23. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1969 April 14

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S23. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1969 July 24

16:10 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S26. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1969 August 11

15:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S26. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1969 August 19

15:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 623. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1969 September 30

14:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 623. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1969 October 15

15:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 624. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1969 October 15

19:10 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 624. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1969 October 29

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 601. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1969 October 29

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 601. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1969 October 29

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 601. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1969 October 29

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 601. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1969 October 29

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 601. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1969 October 29

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 601. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1969 October 29

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 601. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1969 October 30

16:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 622. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1969 November 24

16:37 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 622. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1969 December 2

16:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 620. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 February 6

16:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 626. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 April 10

16:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 625. LV Family: Polaris. Launch Vehicle: Polaris A3. FAILURE: Failure.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 10 km (6 mi).

1970 April 11

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 641. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 April 11

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 641. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 April 11

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 641. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 April 11

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 641. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 April 11

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 641. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 April 11

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 641. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 April 11

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 641. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 May 11

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 657. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 May 11

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 657. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 May 11

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 657. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 May 11

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 657. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 May 11

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 657. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 May 11

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 657. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 May 22

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 625. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 June 1

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S27. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1970 June 18

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S27. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Operational test - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1970 September 9

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 655. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 September 9

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 655. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 September 9

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 655. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 September 9

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 655. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 September 9

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 655. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 September 9

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 655. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1970 September 9

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 655. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1971 March 19

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 659. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1971 March 19

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 659. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1971 March 19

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 659. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1971 March 19

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 659. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1971 March 19

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 659. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1971 March 19

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 659. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1971 March 24

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 643. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1971 March 24

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 643. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1971 March 24

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 643. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1971 March 24

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 643. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1971 March 24

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 643. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1971 March 24

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 643. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1971 December 8

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: EAG-154. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Safeguard M2-3 Target mission - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1972 February 4

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 598. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Demonstration and shakedown operations launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1972 March 6

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S22. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Demonstration and shakedown operations launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1972 April 24

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 599. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Demonstration and shakedown operations launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1972 October 5

15:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 601. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Demonstration and shakedown operations launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1973 February 13

16:29 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S23. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Demonstration and shakedown operations launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1974 February 6

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 598. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1974 February 6

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 598. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1974 February 6

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 598. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1974 February 6

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 598. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1974 February 6

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 598. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1974 May 31

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 600. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Demonstration and shakedown operations launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1974 June 9

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 599. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1974 June 9

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 599. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1974 June 9

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 599. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1974 June 9

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 599. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1974 June 9

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 599. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1974 July 16

14:59 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S26. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Demonstration and shakedown operations launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1974 July 26

15:23 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 602. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Demonstration and shakedown operations launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1974 August 9

15:13 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 608. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Demonstration and shakedown operations launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1974 August 27

14:59 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 600. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Demonstration and shakedown operations launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1974 October 15

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 601. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1974 October 15

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 601. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1974 October 15

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 601. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1974 October 15

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 601. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1974 October 15

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 601. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1975 April 12

14:59 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 610. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Demonstration and shakedown operations launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1975 April 26

15:10 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 609. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Demonstration and shakedown operations launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1975 June 18

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 602. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1975 June 18

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 602. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1975 June 18

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 602. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1975 June 18

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 602. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1975 June 18

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 602. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1975 November 22

16:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S27. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Demonstration and shakedown operations launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1976 January 20

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 608. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1976 January 20

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 608. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1976 January 24

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 600. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1976 January 24

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 600. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1976 March 29

16:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 618. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Demonstration and shakedown operations launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1976 September 2

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 610. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1976 September 2

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 610. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1976 September 7

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 609. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1976 September 7

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 609. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1976 September 18

17:25 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 611. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Demonstration and shakedown operations launch - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1977 June 16

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 610. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1977 June 16

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 610. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1977 June 16

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 610. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1977 June 16

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 610. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1977 June 16

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 610. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1977 July 14

Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S22. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1977 September 12

23:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. Launch Pad: LC29/pad?. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline warhead test launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1977 November 8

22:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29B. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline warhead test launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1978 June 28

21:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 599. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1978 July 7

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 618. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1978 July 7

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 618. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1978 July 12

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 611. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1978 July 12

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 611. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1978 July 12

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 611. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1978 July 27

23:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. Launch Pad: LC29/pad?. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline warhead test launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1978 September 20

16:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 598. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1978 November 20

17:23 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: SSBN 601. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1978 November 30

22:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. Launch Pad: LC29/pad?. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline warhead test launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1979 February 20

17:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S23. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • DASO? - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1979 April 4

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 608. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1979 April 4

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 608. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1979 April 4

23:47 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline warhead test launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1979 April 11

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 599. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1979 April 11

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 599. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1979 April 11

Launch Site: Vandenberg. Launch Complex: Vandenberg WTR. Launch Platform: SSBN 599. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Follow-on operational missile test - . Nation: USA. Agency: USN. Apogee: 1,000 km (600 mi).

1979 July 6

01:20 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. Launch Pad: LC29/pad?. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline warhead test launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1979 September 1

04:16 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline warhead test launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1979 November 8

22:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline warhead test launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1980 March 21

23:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. Launch Pad: LC29/pad?. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline warhead test launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1980 April 11

00:15 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. Launch Pad: LC29/pad?. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline warhead test launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1980 May 19

00:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC29A. Launch Pad: LC29/pad?. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline warhead test launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1980 November 14

20:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S26. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline warhead test launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1980 November 18

16:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S26. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline warhead test launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1982 January 30

16:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S26. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1982 February 1

18:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S26. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1982 February 3

16:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S26. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1982 February 8

18:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S26. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1983 May 15

15:46 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S27. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1983 May 16

15:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S27. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1983 June 9

15:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S27. LV Family: Polaris. Launch Vehicle: Polaris A3. FAILURE: Failure.
  • Chevaline demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 10 km (6 mi).

1983 June 9

16:05 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S27. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1983 June 11

15:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S27. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1983 June 11

16:43 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S27. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1985 May 19

00:55 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S22. LV Family: Polaris. Launch Vehicle: Polaris A3. FAILURE: Failure.
  • Chevaline demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1985 May 20

06:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S22. LV Family: Polaris. Launch Vehicle: Polaris A3. FAILURE: Failure.
  • Chevaline demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1.00 km (0.60 mi).

1985 June 10

08:26 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S22. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1986 July 25

22:30 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S27. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline PEM demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1986 July 26

02:13 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S27. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline PEM demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1986 August 1

22:15 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S27. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline PEM demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1986 August 2

01:35 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S27. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1987 April 16

09:25 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S23. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1987 April 18

03:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S23. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).

1987 May 10

09:45 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S23. LV Family: Polaris. Launch Vehicle: Polaris A3. FAILURE: Failure.
  • Chevaline demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 5.00 km (3.10 mi).

1987 May 10

11:07 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral ETR. Launch Platform: UK S23. LV Family: Polaris. Launch Vehicle: Polaris A3.
  • Chevaline demonstration and shakedown operations launch - . Nation: UK. Agency: RN. Apogee: 1,000 km (600 mi).