Soyuz 40 is launched from the Baikonur Cosmodrome on 14 May 1981.
COSPAR ID
1981-042A
SATCAT no.
12454
Mission duration
7 days, 20 hours, 41 minutes, 52 seconds
Orbits completed
124
Spacecraft properties
Spacecraft type
Soyuz 7K-T
Manufacturer
NPO Energia
Launch mass
6,800 kilograms (15,000 lb)
Crew
Crew size
2
Members
Leonid Popov Dumitru Prunariu
Callsign
Dnieper
Start of mission
Launch date
14 May 1981, 17:16:38 (1981-05-14UTC17:16:38Z) UTC
Rocket
Soyuz-U
Launch site
Baikonur 1/5
End of mission
Landing date
22 May 1981, 13:58:30 (1981-05-22UTC13:58:31Z) UTC
Landing site
225 km SE of Dzhezkazgan
Orbital parameters
Reference system
Geocentric
Regime
Low Earth
Perigee altitude
198.1 kilometres (123.1 mi)
Apogee altitude
287 kilometres (178 mi)
Inclination
51.6 degrees
Period
89.6 minutes
Docking with Salyut 6
L-R: Popov and Prunariu
Soyuz programme (Crewed missions)
← Soyuz 39
Soyuz T-5 →
The Soyuz 40 mission was a 1981 Soviet crewed spaceflight and the final flight of the Soyuz 7K-T spacecraft. It was a collaboration between the Soviet Union and Romania.[1]
^The mission report is available here: http://www.spacefacts.de/mission/english/soyuz-40.htm
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