Luna 11

Luna 11
Stamp commemorating Luna 11
Mission typeLunar orbiter
OperatorSoviet space program
COSPAR ID1966-078A
SATCAT no.02406
Mission duration38 days
Spacecraft properties
Spacecraft typeE-6LF
ManufacturerGSMZ Lavochkin
Launch mass1640 kg
Dry mass1136 kg
Start of mission
Launch date24 August 1966, 08:03:21 UTC
RocketMolniya-M 8K78M
Launch siteBaikonur, Site 31/6
ContractorTsSKB-Progress
End of mission
Last contact1 October 1966
Decay dateLate 1966 or Early 1967
Orbital parameters
Reference systemSelenocentric
Periselene altitude1898 km
Aposelene altitude2931 km
Inclination27°
Period178 minutes
Epoch24 August 1966
Lunar orbiter
Orbital insertion27 August 1966, 21:49 GMT
Orbits277
Instruments
Imaging system for lunar photography
Gamma-ray spectrometer
Magnetometer
Radiation detectors
Infrared radiometer
Meteoroid detector
R-1 transmission experiment

Luna 11 (E-6LF series) was an uncrewed space mission of the Soviet Union's Luna program. It was also called Lunik 11. Luna 11 was launched towards the Moon onboard a Molniya-M and entered lunar orbit on 27 August 1966.