Progress 8

Progress 8 (Russian: Прогресс 8), was a Soviet uncrewed Progress cargo spacecraft which was launched in 1980 to resupply the Salyut 6 space station.

Progress 8

A Progress 7K-TG spacecraft
Mission type	Salyut 6 resupply
Operator	OKB-1
COSPAR ID	1980-024A
SATCAT no.	11743 [1]
Mission duration	30 days
Spacecraft properties
Spacecraft	Progress s/n 108
Spacecraft type	Progress 7K-TG
Manufacturer	NPO Energia
Launch mass	7020 kg
Dry mass	6520 kg
Payload mass	2500 kg
Dimensions	7.48 m in length and 2.72 m in diameter
Start of mission
Launch date	27 March 1980, 18:53:31 UTC
Rocket	Soyuz-U s/n Zh15000-200
Launch site	Baikonur, 31/6
Contractor	OKB-1
End of mission
Disposal	Deorbited
Decay date	26 April 1980, 06:54 UTC [2]
Orbital parameters
Reference system	Geocentric
Regime	Low Earth
Perigee altitude	154.0 km
Apogee altitude	186.0 km
Inclination	51.66°
Period	87.80 minutes
Epoch	27 March 1980
Docking with Salyut 6
Docking port	Aft [3]
Docking date	29 March 1980, 20:01:00 UTC
Undocking date	25 April 1980, 08:04:00 UTC
Time docked	26.5 days
Cargo
Mass	2500 kg

Launch

Progress 8 launched on 27 March 1980 from the Baikonur Cosmodrome in the Kazakh Soviet Socialist Republic. It used a Soyuz-U rocket. [4]

Docking

Progress 8 docked with Salyut 6 on 29 March 1980 at 20:01 UTC.[5]

See also

• 1980 in spaceflight
• List of Progress missions
• List of uncrewed spaceflights to Salyut space stations

References

1. "Launchlog". Jonathan's Space Report. Retrieved 18 June 2019.
2. "Progress 8". NASA. Retrieved 18 June 2019. This article incorporates text from this source, which is in the public domain.
3. "Cargo spacecraft "Progress-8"". Manned Astronautics figures and facts. Archived from the original on 11 September 2007.
4. "Progress 1 - 42 (11F615A15, 7K-TG)". Gunter's Space Page. Retrieved 18 June 2019.
5. "Salyut 6". Astronautix. Retrieved 18 June 2019.