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Progress M-6 (Russian: Прогресс М-6) was a Soviet uncrewed cargo spacecraft which was launched in 1991 to resupply the Mir space station.[2] The twenty-fourth of sixty four Progress spacecraft to visit Mir, it used the Progress-M 11F615A55 configuration,[3] and had the serial number 205.[4] It carried supplies including food, water and oxygen for the EO-8 crew aboard Mir, as well as equipment for conducting scientific research, and fuel for adjusting the station's orbit and performing manoeuvres.
| Mission type | Mir resupply |
|---|---|
| COSPAR ID | 1991-002A |
| SATCAT no. | 21053 |
| Spacecraft properties | |
| Spacecraft type | Progress-M 11F615A55 |
| Manufacturer | NPO Energia |
| Launch mass | 7,250 kilograms (15,980 lb) |
| Start of mission | |
| Launch date | 14 January 1991, 14:50:27 UTC |
| Rocket | Soyuz-U2 |
| Launch site | Baikonur Site 1/5 |
| End of mission | |
| Disposal | Deorbited |
| Decay date | 15 March 1991, 18:07:26 UTC |
| Orbital parameters | |
| Reference system | Geocentric |
| Regime | Low Earth |
| Perigee altitude | 358 kilometres (222 mi)[1] |
| Apogee altitude | 388 kilometres (241 mi)[1] |
| Inclination | 51.6 degrees |
| Docking with Mir | |
| Docking port | Kvant-1 Aft |
| Docking date | 16 January 1991, 16:35:25 UTC |
| Undocking date | 15 March 1991, 12:46:41 UTC |
| Time docked | 58 days |
Progress M-6 was launched at 14:50:27 GMT on 14 January 1991, on a Soyuz-U2 carrier rocket flying from Site 1/5 at the Baikonur Cosmodrome.[4] Following two days of free flight, it docked with the aft port of the Kvant-1 module of Mir at 16:35:25 GMT on 16 January.[5][6]
During the 58 days for which Progress M-6 was docked with it, Mir was in an orbit of around 358 by 388 kilometres (193 by 210 nmi), inclined at 51.6 degrees.[1] Progress M-6 undocked from Mir at 12:46:41 GMT on 15 March, and was deorbited a few hours later at 17:14:00.[5] It burned up in the atmosphere over the Pacific Ocean at around 18:07:26.[1][5]
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