| Progress M-20 | |
| Mission Type: | Mir resupply |
| Cospar Id: | 1993-064A |
| Satcat: | 22867[1] |
| Spacecraft: | Progress (No.220) |
| Spacecraft Type: | Progress-M[2] |
| Manufacturer: | RKK Energia |
| Launch Date: | 11 October 1993, 21:33:19 UTC |
| Launch Rocket: | Soyuz-U |
| Launch Site: | Baikonur, Site 1/5 |
| Docking: | |
| Disposal Type: | Deorbited |
| Decay Date: | 21 November 1993, 08:51 UTC[4] |
| Orbit Epoch: | 11 October 1993 |
| Orbit Reference: | Geocentric |
| Orbit Regime: | Low Earth |
| Orbit Periapsis: | 191 km |
| Orbit Apoapsis: | 242 km |
| Orbit Inclination: | 51.6° |
| Orbit Period: | 88.5 minutes |
| Apsis: | gee |
| Programme: | Progress (spacecraft) |
| Previous Mission: | Progress M-19 |
| Next Mission: | Progress M-21 |
Progress M-20 was a Russian unmanned Progress cargo spacecraft, which was launched in 1993 to resupply the Mir space station.
Progress M-20 launched on 11 October 1993 from the Baikonur Cosmodrome in Kazakhstan. It used a Soyuz-U rocket.
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.[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.