Progress 7

Progress 7 (Russian: Прогресс 7) was a Soviet unmanned Progress cargo spacecraft, which was launched in June 1979 to resupply the Salyut 6 space station.

Progress 7
A Progress 7K-TG spacecraft
Mission typeSalyut 6 resupply
COSPAR ID1979-059A
SATCAT no.11421[1]
Spacecraft properties
SpacecraftProgress (No.107)
Spacecraft typeProgress 7K-TG[2]
ManufacturerNPO Energia
Start of mission
Launch date28 June 1979, 09:25:11 UTC[1]
RocketSoyuz-U[2]
Launch siteBaikonur, Site 31/6
End of mission
DisposalDeorbited
Decay date20 July 1979, 01:57:30 UTC[3]
Orbital parameters
Reference systemGeocentric
RegimeLow Earth
Perigee altitude186 km[3]
Apogee altitude251 km[3]
Inclination51.6°[3]
Period88.8 minutes[3]
Epoch28 June 1979
Docking with Salyut 6
Docking portAft[3]
Docking date30 June 1979, 11:18:32 UTC
Undocking date18 July 1979, 03:49:55 UTC
 

Launch

Progress 7 launched on 28 June 1979 from the Baikonur Cosmodrome in the Kazakh SSR. It used a Soyuz-U rocket.[2][4]

Docking

Progress 7 docked with the aft port of Salyut 6 on 30 June 1979 at 11:18:32 UTC, and was undocked on 18 July 1979 at 03:49:55 UTC.[3][5]

Decay

It remained in orbit until 20 July 1979, when it was deorbited. The deorbit burn occurred at 01:57:30 UTC and the mission ended at 02:40 UTC.[3][5]

See also

References
  1. "Launchlog". Jonathan's Space Report. Retrieved 4 December 2020.
  2. "Progress 1 - 42 (11F615A15, 7K-TG)". Gunter's Space Page. Retrieved 4 December 2020.
  3. "Cargo spacecraft "Progress 7"". Manned Astronautics figures and facts. Archived from the original on 9 April 2008.
  4. "Progress 7". NASA. Retrieved 4 December 2020. This article incorporates text from this source, which is in the public domain.
  5. "Salyut 6". Astronautix. Retrieved 4 December 2020.
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