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Kosmos 869

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Cosmos 869 was an unmanned military Soyuz 7K-S test. Somewhat Successful mission

Mission parameters

  • Spacecraft: Soyuz 7K-S
  • Mass: 6800 kg
  • Crew: None
  • Launched: November 29, 1976
  • Landed: December 17, 1976 10:31 GMT
  • Perigee: 209 km
  • Apogee: 289 km
  • Inclination: 51.7 deg
  • Duration: 17.99 days

Maneuver Summary

  • 196 km X 290 km orbit to 187 km X 335 km orbit. Delta V: 15 m/s
  • 187 km X 335 km orbit to 259 km X 335 km orbit. Delta V: 21 m/s
  • 259 km X 335 km orbit to 260 km X 345 km orbit. Delta V: 2 m/s
  • 260 km X 345 km orbit to 265 km X 368 km orbit. Delta V: 7 m/s
  • 265 km X 368 km orbit to 267 km X 391 km orbit. Delta V: 6 m/s
  • 267 km X 391 km orbit to 300 km X 310 km orbit. Delta V: 32 m/s

Total Delta V: 83 m/s

References

http://www.friends-partners.org/partners/mwade/craft/soyuz7ks.htm

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