Kosmos 4

Kosmos 4
A Zenit reentry capsule
NamesZenit 2-2
Sputnik 14
Mission typeOptical imaging reconnaissance
OperatorOKB-1
Harvard designation1962 Xi 1
COSPAR ID1962-014A
SATCAT no.287
Mission duration3 days (4 days planned)
Spacecraft properties
Spacecraft typeZenit-2
ManufacturerOKB-1
Launch mass4610 kg
Start of mission
Launch date26 April 1962, 10:02:00 GMT
RocketVostok-K
Launch siteBaikonur 1/5
ContractorOKB-1
End of mission
DisposalRecovered
Landing date29 April 1962
Landing siteSteppe in Kazakhstan
Orbital parameters
Reference systemGeocentric orbit
RegimeLow Earth orbit
Perigee altitude285 km
Apogee altitude317 km
Inclination65.0°
Period90.60 minutes

Kosmos 4 (Russian: Космос 4 meaning Kosmos 4), also known as Zenit-2 No.2 and occasionally in the West as Sputnik 14 was the first Soviet reconnaissance satellite to successfully reach orbit.