Cosmos 4

Spacecraft n°:

USSR spacecraft n°: 31

also called Sputnik 14

Launch data:

Recovered date:	29 Apr 1962 - 09:36 UT
Lifetime:	3.00 days

Test + rad. exp.(PR-1 65°)
26 Apr 1962 (10:02): Cosmos 4 (Zenit-2 11F61 No2) launched into 284 x 316 kilometre, 90.5 minutes period, 65 deg inclination orbit from the Baikonur Cosmodrome by Vostok 8K72K rocket. First Zenit to reach orbit - intended four day flight but recovered after three because of a failure in the orientation system.
29 Apr 1962 (09:36): Cosmos 4 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere.

Ref.: #1, #3, #7, #230 - update: 01.07.04