Progress 11

Progress 11
A Progress 7K-TG spacecraft
Mission typeSalyut 6 resupply
COSPAR ID1980-079A
SATCAT no.11993
Spacecraft properties
SpacecraftProgress (No.111)
Spacecraft typeProgress 7K-TG
ManufacturerNPO Energia
Start of mission
Launch date28 September 1980, 15:09:55 UTC
RocketSoyuz-U
Launch siteBaikonur, Site 1/5
End of mission
DisposalDeorbited
Decay date11 December 1980, 14:00 UTC
Orbital parameters
Reference systemGeocentric
RegimeLow Earth
Perigee altitude188 km
Apogee altitude241 km
Inclination51.6°
Period88.7 minutes
Epoch28 September 1980
Docking with Salyut 6
Docking portAft
Docking date30 September 1980, 17:03 UTC
Undocking date9 December 1980, 10:23 UTC

Progress 11 (Russian: Прогресс 11) was a Soviet unmanned Progress cargo spacecraft, which was launched in September 1980 to resupply the Salyut 6 space station.