Encyclopedia Astronautica
Thor Agena D SLV-2


Two stage vehicle consisting of 1 x Thor DSV-2A + 1 x Agena D

Failures: 4. Success Rate: 93.33%. First Fail Date: 1963-02-28. Last Fail Date: 1966-05-03 in 1985 dollars. Flyaway Unit Cost $: 19.560 million. Failures: 2. Success Rate: 93.33%. First Fail Date: 1967-05-09. Last Fail Date: 1968-05-18. Failures: 1. First Fail Date: 1971-02-17. Last Fail Date: 1971-02-17 in 1985 dollars. Flyaway Unit Cost $: 22.170 million.

AKA: SLV-2.
Status: Retired 1967.
Gross mass: 56,500 kg (124,500 lb).
Height: 27.20 m (89.20 ft).
Diameter: 2.44 m (8.00 ft).
Thrust: 756.00 kN (169,955 lbf).
Apogee: 1,000 km (600 mi).
First Launch: 1963.08.29.
Last Launch: 1967.05.31.
Number: 9 .

More... - Chronology...


Associated Countries
Associated Spacecraft
  • GRAB American military naval signals reconnaisance satellite. 9 launches, 1960.04.13 (Dummy subsatellite) to 1965.03.09 (Solrad 7B). GRAB, the first US electronic intelligence (ELINT) satellite, was not declassified until June 1998. More...
  • Oscar International series of amateur radio communications satellites. Operational, first launch 1961.12.12. Launched in a variety of configurations and by many nations. More...
  • SURCAL American military target satellite. 15 launches, 1962.01.24 (Surcal) to 1969.09.30 (Surcal). More...
  • SECOR American earth geodetic satellite. 13 launches, 1962.01.24 (Secor) to 1969.04.14 (SECOR 13). More...
  • Ferret American military naval signals reconnaisance satellite. 19 launches, 1962.02.21 (Ferret 1) to 1971.07.16 (OPS 8373). More...
  • KH-4 American military surveillance satellite. 31 launches, 1962.02.27 (Discoverer 38) to 1963.12.21 (KH-4 9062). Early US reconnaissance satellite. Carried two 'Mural' panoramic cameras, with a focal length of 61 cm, and a ground resolution of 7.6 m. More...
  • Starfish American earth magnetosphere satellite. 2 launches, 1962.10.26 (Starfish Radiation 1) and 1965.09.02 (Starfish Radiation 2). Satellite collected artificial radiation data (resulting from atmospheric and exoatmospheric nuclear explosions). More...
  • NRL ELINT American military naval signals reconnaisance satellite. 6 launches, 1962.12.13 (Black Sphere) to 1969.09.30 (Surcal). NRL ELINT satellite. More...
  • LAMPO American military target satellite. One launch, 1963.08.29. More...
  • GGSE American gravity gradient technology satellite. 5 launches, 1964.01.11 (GGSE 1) to 1967.05.31 (GGSE 5). Developed designs and deployment techniques later applied to the NOSS / Whitecloud naval reconnaissance satellites. More...
  • AFP-43 American military technology satellite. 4 launches, 1964.01.19 (OPS 3367A) to 1964.06.18 (OPS 4467B). Space craft engaged in investigation of spaceflight techniques and technology. More...
  • Calsphere American military target satellite. 11 launches, 1964.10.06 (Calsphere 1) to 1971.02.17 (Calsphere 5). Radar calibration objects (but also cover for other classified subsatellites). More...
  • DODECAPOLE American military target satellite. 2 launches, 1965.03.09 (DODECAPOLE 1/Porcupine 1) and 1965.08.13 (Dodecapole 2). More...
  • Timation American navigation technology satellite. 2 launches, 1967.05.31 (Timation 1) and 1969.09.30 (Timation 2). More...

See also
  • Delta The Delta launch vehicle was America's longest-lived, most reliable, and lowest-cost space launch vehicle. Development began in 1955 and it continued in service in the 21st Century despite numerous candidate replacements. More...

Associated Manufacturers and Agencies
  • Douglas American manufacturer of rockets, spacecraft, and rocket engines. Boeing Huntington Beach, Huntington Beach, CA, USA. More...

Associated Programs
  • ELINT Various US electronic intelligence satellites, most of them from the Naval Research Laboratory, were orbited in the 1960's and still remain classified. More...
  • Navstar The Navstar GPS (Global Positioning System) program was a joint service effort directed by the United States Department of Defence. Navstar GPS is a space-based radio-positioning system nominally consisting of a 24-satellite constellation that provides navigation and timing information to military and civilian users worldwide. In addition to the satellites, the system consists of a worldwide satellite control network and GPS receiver units that acquire the satellite's signals and translate them into position information. Originally envisioned as primarily a military system, GPS was found to have a wide variety of civilian applications, many of them never conceived by the original system's designers. More...
  • Oscar Amateur radio satellite network. For over a third of a century a series of OSCAR satellites have been launched in a variety of configurations and by many nations. More...

Associated Launch Sites
  • Vandenberg Vandenberg Air Force Base is located on the Central Coast of California about 240 km northwest of Los Angeles. It is used for launches of unmanned government and commercial satellites into polar orbit and intercontinental ballistic missile test launches toward the Kwajalein Atoll. More...
  • Vandenberg SLC1E Delta launch complex. Originally a Thor 75 SMS launch pad. Upgraded to a space launch complex in 1967. More...
  • Vandenberg SLC1W Delta launch complex. Originally a Thor 75 SMS launch pad. Upgraded to a space launch complex in 1966. More...
  • Vandenberg SLC3W Delta, Atlas launch complex. First designated LC1-1 and used to launch Atlas Agena B with Samos payloads. After Samos cancellation, rebuilt in 1963 to support launch of KH-4 Corona spysats atop Thor-Agena. Refurbished in 1973 to accomodate surplus Atlas ICBM's in space launch role. More...
  • Vandenberg SLC2W Delta launch complex. Originally a Thor 75 SMS launch pad. Upgraded to a space launch complex in 1966. More...

Associated Stages
  • Agena D Nitric acid/UDMH propellant rocket stage. Loaded/empty mass 6,821/673 kg. Thrust 71.17 kN. Vacuum specific impulse 300 seconds. One of the real workhorses of US space exploration, Agena was a restartable upper stage which was also employed as a spacecraft, the whole vehicle going into orbit. A mainstay of the US Air Force reconnaisance satellite program, it also boosted early NASA probes to the moon and planets. Agena played a key role in manned space flight as the target vehicle for rendezvous and docking manoeuvres in NASA's Gemini project. It More...
  • Thor DM-19 Lox/Kerosene propellant rocket stage. Loaded/empty mass 49,340/3,125 kg. Thrust 758.71 kN. Vacuum specific impulse 282 seconds. More...

Thor Agena D SLV-2 Chronology


1963 August 29 - . 20:31 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Delta. Launch Vehicle: Thor Agena D SLV-2. LV Configuration: Thor SLV-2 Agena D 394 / Agena D 1169.
  • KH-4 9033 - . Payload: KH-4 s/n 9033 & Lampo / Agena D 1169. Mass: 1,000 kg (2,200 lb). Nation: USA. Agency: NRO; CIA. Class: Surveillance. Type: Military surveillance satellite. Spacecraft: KH-4. Decay Date: 1963-11-07 . USAF Sat Cat: 637 . COSPAR: 1963-035A. Apogee: 324 km (201 mi). Perigee: 292 km (181 mi). Inclination: 81.9000 deg. Period: 90.80 min. Summary: KH-5; deployed ELINT subsatellite. Considered to be best mission to date in Argon program..
  • LAMPO - . Payload: 0.1 Square Meter Target. Nation: USA. Agency: USAF. Class: Military. Type: Military naval signals reconnaisance satellite. Spacecraft: LAMPO. Decay Date: 1963-09-29 . USAF Sat Cat: 638 . COSPAR: 1963-035B. Apogee: 422 km (262 mi). Perigee: 315 km (195 mi). Inclination: 81.9000 deg. Period: 92.00 min. Summary: Radar monitoring. Not identified as a subsatellite ferret by McDowell..

1963 November 9 - . 20:27 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC2W. LV Family: Delta. Launch Vehicle: Thor Agena D SLV-2. LV Configuration: Thor SLV-2 Agena D 400 / Agena D 1171. FAILURE: Failure. Failed Stage: U.
  • KH-4 9060 - . Payload: KH-4 s/n 9060. Mass: 1,150 kg (2,530 lb). Nation: USA. Agency: USAF. Class: Surveillance. Type: Military surveillance satellite. Spacecraft: KH-4. Decay Date: 1963-11-09 . COSPAR: F631109A. Summary: KH-4. Mission failed..
  • SRV 632 - . Nation: USA. Agency: USAF. Spacecraft: KH-4. COSPAR: F631109B.

1963 November 27 - . 21:15 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Delta. Launch Vehicle: Thor Agena D SLV-2. LV Configuration: Thor SLV-2 Agena D 406 / Agena D 1172.
  • KH-4 9061 - . Payload: KH-4 s/n 9061 / Agena D 1172. Mass: 1,150 kg (2,530 lb). Nation: USA. Agency: NRO; CIA. Class: Surveillance. Type: Military surveillance satellite. Spacecraft: KH-4. Decay Date: 1963-12-15 . USAF Sat Cat: 695 . COSPAR: 1963-048A. Apogee: 368 km (228 mi). Perigee: 182 km (113 mi). Inclination: 69.6000 deg. Period: 90.00 min. Summary: KH-4. Mission failed. Return capsule separated from satellite but remained in orbit..

1964 January 11 - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Delta. Launch Vehicle: Thor Agena D SLV-2. LV Configuration: Thor SLV-2A Agena D 390 / Agena D 2354.
  • Agena D 2354 - . Mass: 700 kg (1,540 lb). Nation: USA. Agency: USAF. Program: ELINT. Spacecraft: Ferret. USAF Sat Cat: 727 . COSPAR: 1964-001A. Apogee: 937 km (582 mi). Perigee: 906 km (562 mi). Inclination: 69.9000 deg. Period: 103.50 min. Summary: Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .
  • Solrad 7A; NRL Solar Rad - . Payload: GRAB 5. Mass: 45 kg (99 lb). Nation: USA. Agency: NRL. Class: Military. Type: Military naval signals reconnaisance satellite. Spacecraft: GRAB. USAF Sat Cat: 730 . COSPAR: 1964-001D. Apogee: 920 km (570 mi). Perigee: 902 km (560 mi). Inclination: 69.9000 deg. Period: 103.20 min. Summary: Solar radiation data. Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .
  • Unidentified - . Payload: NRL PL135. Mass: 40 kg (88 lb). Nation: USA. Agency: NRL. Program: ELINT. Class: Military. Type: Military naval signals reconnaisance satellite. Spacecraft: NRL ELINT. USAF Sat Cat: 731 . COSPAR: 1964-001E. Apogee: 919 km (571 mi). Perigee: 902 km (560 mi). Inclination: 69.9000 deg. Period: 103.20 min. Summary: Identified by McDowell as probable NRL ELINT satellite..
  • GGSE 1 - . Mass: 39 kg (85 lb). Nation: USA. Agency: NRL. Class: Technology. Type: Gravity gradient technology satellite. Spacecraft: GGSE. USAF Sat Cat: 728 . COSPAR: 1964-001B. Apogee: 916 km (569 mi). Perigee: 899 km (558 mi). Inclination: 69.9000 deg. Period: 103.20 min. Summary: Gravity gradient stabilization tests. Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .
  • SECOR 1 - . Payload: EGRS 1. Mass: 18 kg (39 lb). Nation: USA. Agency: USA. Class: Earth. Type: Geodetic satellite. Spacecraft: SECOR. USAF Sat Cat: 729 . COSPAR: 1964-001C. Apogee: 922 km (572 mi). Perigee: 904 km (561 mi). Inclination: 69.9000 deg. Period: 103.30 min. Summary: Located Pacific islands. Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .

1964 January 19 - . 10:59 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC2W. LV Family: Delta. Launch Vehicle: Thor Agena D SLV-2. LV Configuration: Thor SLV-2 Agena D 384 / Agena D 2303.
  • OPS 3367A - . Payload: DAPP / OPS 3367 A. Mass: 130 kg (280 lb). Nation: USA. Agency: USAF. Class: Technology. Type: Military technology satellite. Spacecraft: AFP-43. USAF Sat Cat: 734 . COSPAR: 1964-002B. Apogee: 810 km (500 mi). Perigee: 789 km (490 mi). Inclination: 99.0000 deg. Period: 100.90 min. Summary: Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .
  • OPS 3367B - . Payload: DAPP / OPS 3367 B. Mass: 130 kg (280 lb). Nation: USA. Agency: USAF. Class: Technology. Type: Military technology satellite. Spacecraft: AFP-43. USAF Sat Cat: 735 . COSPAR: 1964-002C. Apogee: 815 km (506 mi). Perigee: 791 km (491 mi). Inclination: 99.0000 deg. Period: 100.90 min. Summary: Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .

1964 June 18 - . 04:56 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1W. LV Family: Delta. Launch Vehicle: Thor Agena D SLV-2. LV Configuration: Thor SLV-2 Agena D 407 / Agena D 2304.
  • OPS 4467A - . Payload: DAPP / OPS 4467 A. Mass: 130 kg (280 lb). Nation: USA. Agency: USAF. Class: Technology. Type: Military technology satellite. Spacecraft: AFP-43. USAF Sat Cat: 812 . COSPAR: 1964-031A. Apogee: 820 km (500 mi). Perigee: 812 km (504 mi). Inclination: 99.8000 deg. Period: 101.20 min. Summary: Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .
  • OPS 4467B - . Payload: DAPP / OPS 4467 B. Mass: 130 kg (280 lb). Nation: USA. Agency: USAF. Class: Technology. Type: Military technology satellite. Spacecraft: AFP-43. USAF Sat Cat: 813 . COSPAR: 1964-031B. Apogee: 822 km (510 mi). Perigee: 814 km (505 mi). Inclination: 99.8000 deg. Period: 101.30 min.

1965 March 9 - . 18:29 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC2W. LV Family: Delta. Launch Vehicle: Thor Agena D SLV-2. LV Configuration: Thor SLV-2 Agena D 419 / Agena D SS-01A 2701.
  • Solrad 6B - . Payload: NRL PL 142 / OPS 4988. Mass: 40 kg (88 lb). Nation: USA. Agency: USN. Program: ELINT. Class: Military. Type: Military naval signals reconnaisance satellite. Spacecraft: NRL ELINT. USAF Sat Cat: 1271 . COSPAR: 1965-016A. Apogee: 924 km (574 mi). Perigee: 896 km (556 mi). Inclination: 70.1000 deg. Period: 103.20 min. Summary: Identified by McDowell as probable NRL ELINT satellite..
  • GGSE 3 - . Mass: 4.00 kg (8.80 lb). Nation: USA. Agency: USN. Class: Technology. Type: Gravity gradient technology satellite. Spacecraft: GGSE. USAF Sat Cat: 1292 . COSPAR: 1965-016C. Apogee: 915 km (568 mi). Perigee: 886 km (550 mi). Inclination: 70.1000 deg. Period: 103.00 min. Summary: Gravity gradient stabilization tests. Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .
  • Oscar 3 - . Mass: 14 kg (30 lb). Nation: USA. Agency: OSCAR. Program: Oscar. Class: Communications. Type: Amateur radio communications satellite. Spacecraft: Oscar. USAF Sat Cat: 1293 . COSPAR: 1965-016F. Apogee: 900 km (550 mi). Perigee: 876 km (544 mi). Inclination: 70.1000 deg. Period: 102.80 min. OSCAR III was launched piggyback with seven United States Air Force satellites. Weight 16.3 kg. It was the first amateur satellite to operate from solar power and relay signals from Earth. OSCAR III was the first true amateur satellite relaying voice contacts in the VHF 2 meter band through a 1 W 50 kHz wide linear transponder (146 MHz uplink and 144 MHz downlink). OSCAR III's transponder lasted 18 days. More than 1000 amateurs in 22 countries communicated through the linear transponder. The two beacon transmitters continued operating for several months.

    Note: Designed, built, and tested, a predecssor, OSCAR* was never launched. Similar in design to OSCAR I and II, OSCAR* contained a 250 mW beacon with phase-coherent keying. OSCAR* was never launched as the workers decided to focus their efforts on the first relay satellite -- OSCAR III.

  • SURCAL 2B - . Mass: 5.00 kg (11.00 lb). Nation: USA. Agency: USN. Class: Military. Type: Radar calibration target. Spacecraft: SURCAL. Decay Date: 1981-03-27 . USAF Sat Cat: 1310 . COSPAR: 1965-016G. Apogee: 947 km (588 mi). Perigee: 902 km (560 mi). Inclination: 70.1000 deg. Period: 103.50 min. Summary: Surveillance Calibration. Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .
  • DODECAPOLE 1/Porcupine 1 - . Payload: Dodecapole 1. Mass: 4.00 kg (8.80 lb). Nation: USA. Agency: USN. Class: Military. Type: Radar calibration target. Spacecraft: DODECAPOLE. USAF Sat Cat: 1272 . COSPAR: 1965-016H. Apogee: 930 km (570 mi). Perigee: 901 km (559 mi). Inclination: 70.1000 deg. Period: 103.30 min. Summary: Surveillance calibration. Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .
  • Solrad 7B - . Payload: GRAB 6. Mass: 47 kg (103 lb). Nation: USA. Agency: USN. Class: Military. Type: Military naval signals reconnaisance satellite. Spacecraft: GRAB. USAF Sat Cat: 1291 . COSPAR: 1965-016D. Apogee: 928 km (576 mi). Perigee: 901 km (559 mi). Inclination: 70.1000 deg. Period: 103.30 min. Summary: Solar radiation monitoring. Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .
  • GGSE 2 - . Mass: 4.00 kg (8.80 lb). Nation: USA. Agency: USN. Class: Technology. Type: Gravity gradient technology satellite. Spacecraft: GGSE. USAF Sat Cat: 1244 . COSPAR: 1965-016B. Apogee: 925 km (574 mi). Perigee: 898 km (557 mi). Inclination: 70.1000 deg. Period: 103.20 min. Summary: Gravity gradient stabilization tests. Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .
  • SECOR 3 - . Payload: EGRS 3. Mass: 18 kg (39 lb). Nation: USA. Agency: USA ACE. Class: Earth. Type: Geodetic satellite. Spacecraft: SECOR. USAF Sat Cat: 1208 . COSPAR: 1965-016E. Apogee: 925 km (574 mi). Perigee: 898 km (557 mi). Inclination: 70.1000 deg. Period: 103.20 min. Summary: Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .

1965 September 2 - . 20:00 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Delta. Launch Vehicle: Thor Agena D SLV-2. LV Configuration: Thor SLV-2 Agena D 401 / Agena D SS-01A 1602. FAILURE: Agena-D failed; destroyed by range safety.. Failed Stage: 2.
  • Starfish Radiation 2 - . Payload: OPS 3373 / FTV 1602. Mass: 1,150 kg (2,530 lb). Nation: USA. Agency: USAF. Class: Earth. Type: Magnetosphere satellite. Spacecraft: Starfish. Decay Date: 1965-09-02 . COSPAR: F650902A. Apogee: 11 km (6 mi). Summary: Artificial radiation data..

1967 May 31 - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC2W. LV Family: Delta. Launch Vehicle: Thor Agena D SLV-2. LV Configuration: Thor SLV-2 Agena D 443 / Agena D SS-01B 2704.
  • Surcal 160 - . Payload: NRL PL160 / Agena D 2704. Mass: 2.00 kg (4.40 lb). Nation: USA. Agency: USAF. Class: Military. Type: Radar calibration target. Spacecraft: Surcal. USAF Sat Cat: 2825 . COSPAR: 1967-053B. Apogee: 927 km (576 mi). Perigee: 923 km (573 mi). Inclination: 69.9000 deg. Period: 103.50 min. Summary: 20 inch dia. calibration sphere. Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .
  • Calsphere 4 - . Payload: Agena D 2704 / OPS 5712. Nation: USA. Agency: NRL. Class: Military. Type: Radar calibration target. Spacecraft: Calsphere. USAF Sat Cat: 2826 . COSPAR: 1967-053A. Apogee: 834 km (518 mi). Perigee: 815 km (506 mi). Inclination: 69.9000 deg. Period: 101.40 min. Summary: Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .
  • Timation 1 - . Mass: 700 kg (1,540 lb). Nation: USA. Agency: NRL. Program: Navstar. Class: Technology. Type: Navigation technology satellite. Spacecraft: Timation. USAF Sat Cat: 2847 . COSPAR: 1967-053E. Apogee: 900 km (550 mi). Perigee: 894 km (555 mi). Inclination: 70.0000 deg. Period: 102.90 min. Summary: Navigation experiments leading eventually to Navstar/GPS system. Operated for 74 months..
  • GGSE 5 - . Payload: NRL PL154?. Mass: 4.00 kg (8.80 lb). Nation: USA. Agency: NRL. Class: Technology. Type: Gravity gradient technology satellite. Spacecraft: GGSE. USAF Sat Cat: 2834 . COSPAR: 1967-053D. Apogee: 913 km (567 mi). Perigee: 906 km (562 mi). Inclination: 70.0000 deg. Period: 103.20 min. Summary: Gravity gradient stabilization tests. Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .
  • Calsphere 3 - . Payload: NRL PL159. Mass: 38 kg (83 lb). Nation: USA. Agency: NRL. Class: Military. Type: Radar calibration target. Spacecraft: Calsphere. USAF Sat Cat: 2872 . COSPAR: 1967-053F. Apogee: 906 km (562 mi). Perigee: 900 km (550 mi). Inclination: 70.0000 deg. Period: 103.10 min. Summary: Surveillance Calibration. Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .
  • SURCAL 150B - . Payload: NRL PL150B. Mass: 2.00 kg (4.40 lb). Nation: USA. Agency: NRL. Class: Military. Type: Radar calibration target. Spacecraft: SURCAL. USAF Sat Cat: 2909 . COSPAR: 1967-053J. Apogee: 816 km (507 mi). Perigee: 805 km (500 mi). Inclination: 70.0000 deg. Period: 101.10 min. Summary: 16 inch dia. calibration sphere. Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .
  • GGSE 4 - . Payload: NRL PL151?. Mass: 4.00 kg (8.80 lb). Nation: USA. Agency: NRL. Class: Technology. Type: Gravity gradient technology satellite. Spacecraft: GGSE. USAF Sat Cat: 2828 . COSPAR: 1967-053C. Apogee: 910 km (560 mi). Perigee: 903 km (561 mi). Inclination: 70.0000 deg. Period: 103.10 min. Summary: Gravity gradient stabilization tests. Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .
  • Surcal (153) - . Payload: NRL PL153 / OPS 5712. Nation: USA. Agency: NRL. Class: Military. Type: Radar calibration target. Spacecraft: Surcal. USAF Sat Cat: 2874 . COSPAR: 1967-053H. Apogee: 912 km (566 mi). Perigee: 905 km (562 mi). Inclination: 70.0000 deg. Period: 103.20 min. Summary: Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .
  • Surcal (152) - . Payload: NRL PL152 / OPS 5712. Mass: 4.00 kg (8.80 lb). Nation: USA. Agency: NRL. Class: Military. Type: Radar calibration target. Spacecraft: Surcal. USAF Sat Cat: 2873 . COSPAR: 1967-053G. Apogee: 910 km (560 mi). Perigee: 902 km (560 mi). Inclination: 70.0000 deg. Period: 103.10 min. Summary: Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .

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