Progress 18

Progress 18 (Russian: Прогресс 18) was a Soviet uncrewed Progress cargo spacecraft, which was launched in October 1983 to resupply the Salyut 7 space station.

Progress 18
A Progress 7K-TG spacecraft
Mission typeSalyut 7 resupply
COSPAR ID1983-106A
SATCAT no.14422[1]
Spacecraft properties
SpacecraftProgress (No.118)
Spacecraft typeProgress 7K-TG[2]
ManufacturerNPO Energia
Start of mission
Launch date20 October 1983, 09:59:05 UTC[1]
RocketSoyuz-U[2]
Launch siteBaikonur, Site 31/6
End of mission
DisposalDeorbited
Decay date16 November 1983, 04:18 UTC[3]
Orbital parameters
Reference systemGeocentric
RegimeLow Earth
Perigee altitude185 km[3]
Apogee altitude242 km[3]
Inclination51.6°[3]
Period88.8 minutes[3]
Epoch20 October 1983
Docking with Salyut 7
Docking portAft[3]
Docking date22 October 1983, 11:34 UTC
Undocking date13 November 1983, 03:08 UTC
 

Launch

Progress 18 launched on 20 October 1983 from the Baikonur Cosmodrome in the Kazakh SSR. It used a Soyuz-U rocket.[2][4]

Docking

Progress 18 docked with the aft port of Salyut 7 on 22 October 1983 at 11:34 UTC, and was undocked on 13 November 1983 at 03:08 UTC.[3][5]

Decay

It remained in orbit until 16 November 1983, when it was deorbited. The deorbit burn occurred at 04:18 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 18"". Manned Astronautics figures and facts. Archived from the original on 18 October 2007.
  4. "Progress 18". NASA. Retrieved 5 December 2020. This article incorporates text from this source, which is in the public domain.
  5. "Salyut 7". Astronautix. Retrieved 5 December 2020.
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