Mission type | Venus orbiter / lander |
---|---|
Operator | Lavochkin |
COSPAR ID | |
SATCAT no. | |
Mission duration | Travel: 4 months and 9 days Orbiter: 144 days Lander: 65 minutes Last contact: 286 days |
Spacecraft properties | |
Spacecraft type | 4V-1 No. 661[3] |
Manufacturer | Lavochkin[3] |
Launch mass | 5,033 kg (11,096 lb)[3] |
BOL mass | 2,230 kg (4,920 lb) |
Landing mass | 1,560 kg (3,440 lb) |
Dimensions | 2.7 m × 2.3 m × 5.7 m (8.9 ft × 7.5 ft × 18.7 ft) |
Start of mission | |
Launch date | June 14, 1975[3] | , 03:00:31 UTC
Rocket | Proton with upper and escape stages |
Launch site | Baikonur 81/24[3] |
End of mission | |
Last contact | "[Orbiter transmitted] data until at least June 1976."[3] |
Orbital parameters | |
Reference system | Cytherocentric |
Eccentricity | 0.8798 |
Pericytherion altitude | 1,620 kilometers (1,010 mi) |
Apocytherion altitude | 113,900 kilometers (70,800 mi) |
Inclination | 29.5° |
Period | 49.4 hours |
Revolution no. | 71 |
Venus orbiter | |
Orbital insertion | October 23, 1975 |
Venus lander | |
Spacecraft component | Venera 10 descent craft |
Landing date | 02:17, October 25, 1975 |
Landing site | 15°25′N 291°31′E / 15.42°N 291.51°E (near Beta Regio) |
Venera 10 (Russian: Венера-10 meaning Venus 10), or 4V-1 No. 661,[4] was a Soviet uncrewed space mission to Venus. It consisted of an orbiter and a lander. It was launched on June 14, 1975, 03:00:31 UTC and had a mass of 5033 kg (11096 lb).[5]