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astronautix.com SPRN

Early Warning Sat
Early Warning Sat - Early Warning Satellite

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Class: Early Warning. Nation: Russia. Manufacturer: Lavochkin.

Geosynchronous ballistic missile early warning satellite. Official designations unknown. SPRN = "Spetsializirovannim apparatom dlya obnaruzhenniya yadernix vzrivov" (Special apparatus for observation of nuclear forces). Infrared telescope similar to US IMEWS.


Specification

Total Mass: 2,154 kg.


SPRN Chronology


08 October 1975 Cosmos 775 Launch Site: Baikonur . Launch Vehicle: Proton 8K82K / 11S86. Mass: 2,000 kg. Perigee: 35,721 km. Apogee: 35,812 km. Inclination: 13.6 deg.

First launch of new geosynchronous ballistic missile early warning satellite. Exploded in orbit.


29 March 1984 Cosmos 1546 Launch Site: Baikonur . Launch Vehicle: Proton 8K82K / 11S86. Mass: 2,000 kg. Perigee: 35,668 km. Apogee: 35,912 km. Inclination: 7.2 deg.

Geosynchronous ballistic missile early warning satellite. Stationed at 23 deg W.


21 February 1985 Cosmos 1629 Launch Site: Baikonur . Launch Vehicle: Proton 8K82K / 11S86. Mass: 2,000 kg. Perigee: 35,738 km. Apogee: 35,773 km. Inclination: 6.5 deg.

Geosynchronous ballistic missile early warning satellite. Stationed at 335 deg E.


28 October 1987 Cosmos 1894 Launch Site: Baikonur . Launch Vehicle: Proton 8K82K / 11S861. Mass: 2,000 kg. Perigee: 35,776 km. Apogee: 35,802 km. Inclination: 4.1 deg.

Geosynchronous ballistic missile early warning satellite. Stationed at 335 deg E.


26 April 1988 Cosmos 1940 Launch Site: Baikonur . Launch Vehicle: Proton 8K82K / 11S861. Mass: 2,000 kg. Perigee: 35,571 km. Apogee: 35,779 km. Inclination: 3.5 deg.

Stationed at 12 deg E; atmospheric, ocean studies. Investigation of the seas and oceans and the processes occurring in the earth's atmosphere.


14 February 1991 Cosmos 2133 Launch Site: Baikonur . Launch Vehicle: Proton 8K82K / 11S861. Mass: 2,150 kg. Perigee: 35,777 km. Apogee: 35,795 km. Inclination: 0.5 deg.

Geosynchronous ballistic missile early warning satellite. Declared purpose: 'Investigation of outer space and of processes occurring in the Earth's atmosphere'.


13 September 1991 Cosmos 2155 Launch Site: Baikonur . Launch Vehicle: Proton 8K82K / 11S861. Mass: 2,150 kg. Perigee: 35,781 km. Apogee: 35,825 km. Inclination: 0.4 deg.

Geosynchronous ballistic missile early warning satellite. Declared purpose: 'Relaying of telegraph and telephone information'.


10 September 1992 Cosmos 2209 Launch Site: Baikonur . Launch Vehicle: Proton 8K82K / 11S861. Mass: 2,200 kg. Perigee: 35,787 km. Apogee: 35,790 km. Inclination: 0.4 deg.

Geosynchronous ballistic missile early warning satellite. Stationed at 24 deg W. Investigation of outer space and of processes occurring in the Earth's atmosphere.


17 December 1992 Cosmos 2224 Launch Site: Baikonur . Launch Vehicle: Proton 8K82K / 11S861. Mass: 2,200 kg. Perigee: 35,710 km. Apogee: 35,865 km. Inclination: 1.6 deg.

Geosynchronous ballistic missile early warning satellite. Stationed at 12 deg E. Declared purpose: 'Investigation of outer space and of processes occurring in the Earth's atmosphere. Prognoz series'.


06 July 1994 Cosmos 2282 Launch Site: Baikonur . Launch Vehicle: Proton 8K82K / 11S861. Mass: 2,500 kg. Perigee: 35,754 km. Apogee: 35,817 km. Inclination: 1.9 deg.

Geosynchronous ballistic missile early warning satellite. Stationed at 24.06W


14 August 1997 Cosmos 2345 Launch Site: Baikonur . Launch Vehicle: Proton 8K82K / 11S861. Mass: 2,500 kg. Perigee: 35,037 km. Apogee: 36,534 km. Inclination: 1.1 deg.

Geosynchronous ballistic missile early warning satellite. Stationed at 26.0W



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Last update 12 March 2001.
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