Progress M-20 (Russian: Прогресс M-20) was a Russian unmanned Progress cargo spacecraft, which was launched in 1993 to resupply the Mir space station.
A Progress-M spacecraft
| |
| Mission type | Mir resupply |
|---|---|
| COSPAR ID | 1993-064A  |
| SATCAT no. | 22867[1] |
| Spacecraft properties | |
| Spacecraft | Progress (No.220) |
| Spacecraft type | Progress-M[2] |
| Manufacturer | RKK Energia |
| Start of mission | |
| Launch date | 11 October 1993, 21:33:19 UTC[1] |
| Rocket | Soyuz-U[2] |
| Launch site | Baikonur, Site 1/5 |
| End of mission | |
| Disposal | Deorbited |
| Decay date | 21 November 1993, 08:51 UTC[3] |
| Orbital parameters | |
| Reference system | Geocentric |
| Regime | Low Earth |
| Perigee altitude | 191 km[4] |
| Apogee altitude | 242 km[4] |
| Inclination | 51.6°[4] |
| Period | 88.5 minutes[4] |
| Epoch | 11 October 1993 |
| Docking with Mir | |
| Docking port | Kvant-1 aft[4] |
| Docking date | 13 October 1993, 23:24:46 UTC |
| Undocking date | 21 November 1993, 02:38:43 UTC |
Progress M-20 launched on 11 October 1993 from the Baikonur CosmodromeinKazakhstan. It used a Soyuz-U rocket.[2]
Progress M-20 docked with the aft port of the Kvant-1 module of Mir on 13 October 1993 at 23:24:46 UTC, and was undocked on 21 November 1993 at 02:38:43 UTC.[4][5]
It remained in orbit until 21 November 1993, when it was deorbited. The VBK-Raduga 10 capsule was jettisoned at 08:50 UTC, immediately before reentry. The mission ending occurred at 09:03 UTC, when the VBK-Raduga capsule landed across the Kazakh border from the Russian city of Orsk.[3]
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