Luna 19
Soviet lunar orbiter / From Wikipedia, the free encyclopedia
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Luna 19 (a.k.a. Lunik 19) (E-8-LS series), was an uncrewed space mission of the Luna program. Luna 19 extended the systematic study of lunar gravitational fields and location of mascons (mass concentrations). It also studied the lunar radiation environment, the gamma-active lunar surface, and the solar wind. Photographic coverage via a television system was also obtained.
Quick Facts Mission type, COSPAR ID ...
Mission type | Lunar orbiter |
---|---|
COSPAR ID | 1971-082A |
SATCAT no. | 05488 |
Mission duration | Between 371 and 388 days (launch to last contact) |
Spacecraft properties | |
Spacecraft type | E-8-LS |
Manufacturer | GSMZ Lavochkin |
Launch mass | 5,600 kilograms (12,300 lb)[1] |
Dry mass | 5,600 kilograms (12,300 lb) |
Start of mission | |
Launch date | 28 September 1971, 10:00:22 (1971-09-28UTC10:00:22Z) UTC[1] |
Rocket | Proton-K/D |
Launch site | Baikonur 81/24 |
End of mission | |
Deactivated | c. 20 October 1972 (1972-10-21) |
Last contact | 1 November 1972[2] |
Orbital parameters | |
Reference system | Selenocentric |
Eccentricity | 0.18[citation needed] |
Periselene altitude | 140 kilometres (87 mi)[citation needed] |
Aposelene altitude | 140 kilometres (87 mi)[citation needed] |
Inclination | 40.58 degrees |
Period | 121.13 minutes |
Lunar orbiter | |
Orbital insertion | 3 October 1971 |
Orbits | ~4,315 |
Instruments | |
Imaging system Gamma-ray spectrometer Radio altimeter Meteoroid detectors Magnetometer Cosmic-ray detectors Radiation detectors | |
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