Human Spaceflight
PROGRESS 31
DecayedHuman SpaceflightLEO
Progress 31 was a Soviet uncrewed Progress cargo spacecraft, which was launched in August 1987 to resupply the Mir space station.
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Launch
- Launch date
- August 3, 1987 at 08:44 PM UTC
- Launch site
- Baikonur Cosmodrome, Kazakhstan
- Launched by
- Soyuz-U2 →
- Operator
- Soviet Space Program
- Launch record
- View full launch →
Orbit
- Orbit regime
- LEO
- Apoapsis
- 359 km
- Periapsis
- 307 km
- Inclination
- 51.63°
- Orbital period
- 91.2 min
Spacecraft
- Operator
- Russia (CIS / former USSR)
- Launch mass
- 6,957.38 kg
Identity
- COSPAR (Int'l)
- 1987-066A
- NORAD catalog №
- 18283
- Object type
- Payload
- Owner / operator
Russia (CIS / former USSR)- Radar cross-section
- 89.98 m²
- Status
- Decayed
- Decay / reentry
- September 23, 1987
End of mission
- Last active / ended
- September 23, 1987
- Time in service
- 51 days
- Fate
- Reentered Earth's atmosphere and was destroyed.
- Final status
- Decayed