Progress M-31
A Progress-M spacecraft | |
| Mission type | Mir resupply |
|---|---|
| COSPAR ID | 1996-028A |
| SATCAT no. | 23860 |
| Spacecraft properties | |
| Spacecraft | Progress (No.231) |
| Spacecraft type | Progress-M |
| Manufacturer | RKK Energia |
| Start of mission | |
| Launch date | 5 May 1996, 07:04:18 UTC |
| Rocket | Soyuz-U |
| Launch site | Baikonur, Site 1/5 |
| End of mission | |
| Disposal | Deorbited |
| Decay date | 1 August 1996, 20:33:03 UTC |
| Orbital parameters | |
| Reference system | Geocentric |
| Regime | Low Earth |
| Perigee altitude | 186 km |
| Apogee altitude | 227 km |
| Inclination | 51.6° |
| Period | 88.6 minutes |
| Epoch | 5 May 1996 |
| Docking with Mir | |
| Docking port | Mir Core Module forward |
| Docking date | 7 May 1996, 08:54:19 UTC |
| Undocking date | 1 August 1996, 16:44:54 UTC |
Progress M-31 (Russian: Прогресс M-31) was a Russian unmanned Progress cargo spacecraft, which was launched in May 1996 to resupply the Mir space station.