Progress 12

Progress 12 (Russian: Прогресс 12) was a Soviet unmanned Progress cargo spacecraft, which was launched in January 1981 to resupply the Salyut 6 space station.

Progress 12
A Progress 7K-TG spacecraft
Mission typeSalyut 6 resupply
COSPAR ID1981-007A
SATCAT no.12152[1]
Spacecraft properties
SpacecraftProgress (No.113)
Spacecraft typeProgress 7K-TG[2]
ManufacturerNPO Energia
Start of mission
Launch date24 January 1981, 14:18:02 UTC[1]
RocketSoyuz-U[2]
Launch siteBaikonur, Site 1/5
End of mission
DisposalDeorbited
Decay date20 March 1981, 16:59 UTC[3]
Orbital parameters
Reference systemGeocentric
RegimeLow Earth
Perigee altitude247 km[3]
Apogee altitude308 km[3]
Inclination51.7°[3]
Period90.0 minutes[3]
Epoch24 January 1981
Docking with Salyut 6
Docking portAft[3]
Docking date26 January 1981, 15:56 UTC
Undocking date19 March 1981, 18:14 UTC
 

Launch

Progress 12 launched on 24 January 1981 from the Baikonur Cosmodrome in the Kazakh SSR. It used a Soyuz-U rocket.[2][4]

Docking

Progress 12 docked with the aft port of Salyut 6 on 26 January 1981 at 15:56 UTC, and was undocked on 19 March 1981 at 18:14 UTC.[3][5]

Decay

It remained in orbit until 20 March 1981, when it was deorbited. The deorbit burn occurred at 16:59 UTC.[3][5]

See also

References
  1. "Launchlog". Jonathan's Space Report. Retrieved 5 December 2020.
  2. "Progress 1 - 42 (11F615A15, 7K-TG)". Gunter's Space Page. Retrieved 5 December 2020.
  3. "Cargo spacecraft "Progress 12"". Manned Astronautics figures and facts. Archived from the original on 10 September 2007.
  4. "Progress 12". NASA. Retrieved 5 December 2020. This article incorporates text from this source, which is in the public domain.
  5. "Salyut 6". Astronautix. Retrieved 5 December 2020.
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