Mars 5
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Mars 5 (Russian: Марс-5), also known as 3MS No.53S was a Soviet spacecraft launched to explore Mars. A 3MS spacecraft launched as part of the Mars programme, it successfully entered orbit around Mars in 1974. However, it failed a few weeks later.[4]
Quick Facts Mission type, Operator ...
Mission type | Mars orbiter[1] |
---|---|
Operator | Lavochkin |
COSPAR ID | 1973-049A |
SATCAT no. | 6754 |
Mission duration | In Mars Orbit: 50 years, 2 months and 14 days |
Spacecraft properties | |
Spacecraft | 3MS No.53S |
Manufacturer | Lavochkin |
Launch mass | 3,440 kilograms (7,580 lb)[2] |
Start of mission | |
Launch date | 25 July 1973, 18:55:48 (1973-07-25UTC18:55:48Z) UTC[3] |
Rocket | Proton-K/D |
Launch site | Baikonur 81/24 |
End of mission | |
Last contact | 28 February 1974 (1974-03-01) |
Orbital parameters | |
Reference system | Areocentric |
Periareon altitude | 1,760 kilometres (1,090 mi) |
Apoareon altitude | 35,300 kilometres (21,900 mi) |
Inclination | 35.3 degrees |
Epoch | 12 February 1974 |
Mars orbiter | |
Orbital insertion | 12 February 1974, 15:45 UTC[4] |
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