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Zenit-6U
Part of Vostok

Zenit-6 Cutaway

Zenit-6 Cutaway
Credit: TsSKB

Russian military surveillance satellite. A universal variant of the Zenit spacecraft, used in two altitude ranges, for both observation and high resolution missions. Reconnaissance, photo (film return type) satellite built by TsSKB for GRU, Russia. Launched 1976 - 1984. Used Zenit bus.

AKA: 11F645;6K;Argon. Status: Operational 1976. First Launch: 1976-11-23. Last Launch: 1984-06-19. Number: 95 . Gross mass: 6,300 kg (13,800 lb).

Maneuvers to high perigee during the course of a mission. Accepted for military service in 1978. Typical orbital profile: inclination 72.8, 70.4 degrees with altitude of 200-380 km; maneuvering to altitude of 360-415 km. Designed duration: 14 days. Transmission frequencies observed in West: 19.989 FSK; 39.978 FSK; 232.0 PPM-AM; 19.989 FSK; 39.978 FSK; 231.5 PCM-FM.


More at: Zenit-6U.

Family: Earth, Military surveillance sat, Surveillance, Surveillance orbit. Country: Russia. Engines: 11D82M. Launch Vehicles: R-7, Soyuz-U, Soyuz-U2, Soyuz-U-PVB. Projects: Resurs. Launch Sites: Baikonur, Baikonur LC1, Plesetsk, Baikonur LC31, Plesetsk LC41/1, Plesetsk LC43/4, Plesetsk LC43/3. Agency: MOM, Kozlov bureau. Bibliography: 102, 110, 2, 279, 445, 6, 13389.
Photo Gallery

Exploded view-ZenitExploded view-Zenit
Exploded View of Typical Components of a Zenit-class reconnaissance satellite:. 1 - Power module; 2 - Solar panels; 3 - SA re-entry capsule, which returns film and camera to earth; 4 - Command radio antenna; 5 - Cold gas tanks of the pressurisation/thermal control system; 6 - Radar altimeter; 7 - Equipment module; 8 - Orientation system engine; 9 - Solid rocket motor deorbit engine; 10 - Thermoregulation system radiators; 11 - Equipment frame; 12 - Infrared horizon scanner; 13 - Electrical system umbilical; 14 - Mayak system antennae


Zenit RecoveryZenit Recovery
Credit: TsSKB


Zenit ExternalZenit External
Zenit-mounted external payloads: small scientific devices; KNA containerised vacuum exposure devices; Nauka autonomous payload container; MKA free-flying spacecraft.


Zenit-8-DummyZenit-8-Dummy
Credit: Manufacturer Image



1976 November 23 - . 16:27 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1977 March 3 - . 10:30 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1977 July 27 - . 18:07 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1977 October 11 - . 15:14 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1978 November 28 - . 16:20 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1979 April 20 - . 11:30 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1979 May 31 - . 16:30 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1979 June 15 - . 10:50 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1979 June 29 - . 16:00 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1979 August 31 - . 11:30 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1979 September 28 - . 12:20 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1979 October 12 - . Launch Site: Plesetsk. Launch Complex: Plesetsk LC43/3. Launch Pad: LC43/pad?. LV Family: R-7. Launch Vehicle: Soyuz-U. FAILURE: Failure. Failed Stage: U.
1979 October 22 - . 12:30 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1979 December 12 - . 12:30 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1980 January 9 - . 12:15 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1980 February 7 - . 11:00 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1980 March 4 - . 10:30 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1980 May 7 - . 13:00 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1980 May 28 - . 12:00 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1980 June 12 - . 12:30 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1980 June 26 - . 12:20 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1980 July 9 - . 12:40 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1980 July 24 - . 12:40 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1980 August 12 - . 11:50 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1980 September 19 - . 10:10 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1980 October 3 - . 12:00 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1980 October 16 - . 12:20 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1980 October 31 - . 12:00 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1980 November 12 - . 12:21 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1980 December 1 - . 12:15 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1980 December 16 - . 12:15 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1981 January 6 - . 12:15 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1981 February 13 - . 11:15 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1981 March 17 - . 08:40 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1981 April 7 - . 10:51 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1981 April 15 - . 10:30 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1981 April 16 - . 11:30 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1981 April 28 - . 09:00 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1981 May 21 - . 09:10 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1981 June 17 - . 09:30 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1981 July 1 - . 09:30 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1981 July 7 - . 12:30 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1981 July 17 - . 08:00 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1981 July 29 - . 11:55 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1981 August 18 - . 09:30 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1981 September 4 - . 08:00 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1981 September 15 - . 11:30 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1981 October 1 - . 09:00 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1981 October 15 - . 09:15 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1981 November 13 - . 09:30 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1981 December 4 - . 09:50 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1982 January 20 - . 11:30 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1982 February 16 - . 11:10 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1982 March 5 - . 10:50 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1982 March 17 - . 10:30 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1982 April 21 - . 09:15 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1982 May 15 - . Launch Site: Plesetsk. Launch Complex: Plesetsk LC41/1. LV Family: R-7. Launch Vehicle: Soyuz-U. FAILURE: Failure. Failed Stage: U.
1982 May 21 - . 12:40 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1982 June 2 - . 12:50 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1982 June 18 - . 13:00 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1982 July 27 - . 12:30 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1982 September 1 - . 09:00 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1982 September 1 - . 11:40 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1982 September 30 - . 11:50 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1982 October 14 - . 09:10 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1982 November 2 - . 09:30 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1982 November 18 - . 09:25 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1982 December 3 - . 12:00 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1982 December 23 - . 09:10 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U2.
1983 January 27 - . 08:30 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1983 March 2 - . 10:50 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1983 March 16 - . 08:50 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U2.
1983 March 31 - . 10:50 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1983 April 8 - . 08:30 GMT - . Launch Site: Plesetsk. Launch Complex: Plesetsk LC43/4. LV Family: R-7. Launch Vehicle: Soyuz-U.
1983 May 6 - . 09:10 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1983 May 31 - . 11:40 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1983 June 14 - . 12:15 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1983 July 5 - . 07:50 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1983 July 13 - . 09:40 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC1 or LC31. LV Family: R-7. Launch Vehicle: Soyuz-U.
1983 July 26 - . 12:00 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1983 August 9 - . 11:20 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1983 August 23 - . 11:05 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1983 September 9 - . 11:00 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1983 September 17 - . 11:15 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1983 October 21 - . 12:10 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1983 November 17 - . 12:15 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1983 December 7 - . 12:10 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1984 January 11 - . 12:20 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1984 January 26 - . 08:50 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC31. LV Family: R-7. Launch Vehicle: Soyuz-U2.
1984 March 7 - . 08:00 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC1. Launch Pad: LC31. LV Family: R-7. Launch Vehicle: Soyuz-U2.
1984 March 21 - . 11:05 GMT - . Launch Site: Plesetsk. Launch Complex: Plesetsk LC43/4. LV Family: R-7. Launch Vehicle: Soyuz-U-PVB.
1984 April 19 - . 11:40 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1984 May 11 - . 13:00 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1984 June 1 - . 13:50 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.
1984 June 19 - . 10:55 GMT - . Launch Site: Plesetsk. LV Family: R-7. Launch Vehicle: Soyuz-U.

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