Kosmos 665

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Kosmos 665
Mission type
Early warning
COSPAR ID1974-050A Edit this at Wikidata
SATCAT no.7352
Mission duration4 years[1]
Spacecraft properties
Spacecraft typeUS-K[2]
Launch mass1,900 kilograms (4,200 lb)
Start of mission
Launch date29 June 1974, 15:59 (1974-06-29UTC15:59Z) UTC
RocketMolniya-M/2BL[2]
Launch sitePlesetsk Cosmodrome[2][3]
End of mission
Deactivated7 September 1975[1]
Decay date6 July 1990 (1990-07-07)[4]
Orbital parameters
Reference systemGeocentric
RegimeMolniya[2]
Perigee altitude659 kilometres (409 mi)[4]
Apogee altitude39,689 kilometres (24,662 mi)[4]
Inclination62.7 degrees[4]
Period717.66 minutes[4]
 

Kosmos 665 (

infrared sensors.[2]

Kosmos 665 was launched from

It re-entered the Earth's atmosphere on 6 July 1990.[4]

See also

References

  1. ^ a b Podvig, Pavel (2002). "History and the Current Status of the Russian Early-Warning System" (PDF). Science and Global Security. 10 (1): 21–60.
    S2CID 122901563. Archived from the original
    (PDF) on 15 March 2012.
  2. ^ a b c d e "US-K (73D6)". Gunter's Space Page. 8 March 2012. Retrieved 21 April 2012.
  3. ^ a b c McDowell, Jonathan. "Launch Log". Jonathan's Space Page. Retrieved 2 May 2012.
  4. ^ a b c d e f g h McDowell, Jonathan. "Satellite Catalog". Jonathan's Space Page. Retrieved 30 April 2012.