CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1981-0414
COSMOS 434
COSMOS 434 (NORAD 5407) re-entered Earth’s atmosphere on 22 August 1981, after 10 years in orbit.
Official date
NORAD number
5407
International designator
1971-069A
Object type
Spacecraft
Country
USSR
Launched
12 Aug 1971Baikonur Cosmodrome
Re-entered (UTC)
22 Aug 1981UTC calendar dayAlso recorded as 23 Aug 1981
Time in orbit
10 years3,663 days
How it ended
Re-entered (natural decay)
Latitude range
51.4°N to 51.4°SFinal inclination 51.4°
Mass
1,170 kg
Operator
TsKBEM
Built by
TsKBEM
Bus
T2K
Programme
T2K
Where it came down
Latitude band its orbit allowedExact position not recorded
No position was recorded for this re-entry. Its final orbit, inclined at 51.4°, allowed a re-entry anywhere between 51.4°N and 51.4°S.
Life in orbit
10 yearsCOSMOS 434’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 22 Aug 1981
3 entriesFrom the same launch
1971-069
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1981-0414
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1981-0414
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.