Venera 10

Venera 10
	Venera 10
Mission type	Venus orbiter / lander
Operator	Lavochkin
COSPAR ID	1975-054A; 1975-054D (lander);
SATCAT no.	7947; 8423;
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
Manufacturer	Lavochkin
Launch mass	5,033 kg (11,096 lb)
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, 03:00:31 UTC
Rocket	Proton with upper and escape stages
Launch site	Baikonur 81/24
End of mission
Last contact	"[Orbiter transmitted] data until at least June 1976."
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 ← Venera 9 Venera 11 →

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]

^ "Venera 10 Bus". N2YO.com. Retrieved November 6, 2019.
^ "Venera 10 Descent Craft". N2YO.com. Retrieved November 6, 2019.
^ ^a ^b ^c ^d ^e ^f Siddiqi, Asif A. (2018). Beyond Earth: A Chronicle of Deep Space Exploration, 1958–2016 (PDF). The NASA history series (second ed.). Washington, DC: NASA History Program Office. pp. 128–129. ISBN 978-1-62683-042-4. LCCN 2017059404. SP2018-4041.
^ Zak, Anatoly. "Venera-9 and 10". Russianspaceweb.com. Retrieved April 14, 2013.
^ "Venera 10". National Space Science Data Center. Retrieved April 13, 2013.

[1] "Venera 10 Bus". N2YO.com. Retrieved November 6, 2019.

[2] "Venera 10 Descent Craft". N2YO.com. Retrieved November 6, 2019.

[siddiqi-3] ^ ^a ^b ^c ^d ^e ^f Siddiqi, Asif A. (2018). Beyond Earth: A Chronicle of Deep Space Exploration, 1958–2016 (PDF). The NASA history series (second ed.). Washington, DC: NASA History Program Office. pp. 128–129. ISBN 978-1-62683-042-4. LCCN 2017059404. SP2018-4041.

[4] Zak, Anatoly. "Venera-9 and 10". Russianspaceweb.com. Retrieved April 14, 2013.

[5] "Venera 10". National Space Science Data Center. Retrieved April 13, 2013.

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