CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1971-0085
COSMOS 403
COSMOS 403 (NORAD 5108) landed on 14 April 1971, after 12 days in orbit.
Official date
NORAD number
5108
International designator
1971-026A
Object type
Spacecraft
Country
USSR
Launched
2 Apr 1971Plesetsk Cosmodrome
Landed (UTC)
14 Apr 1971UTC calendar day
Time in orbit
12 days12 days
How it ended
Landed
Latitude range
81.4°N to 81.4°SFinal inclination 81.4°
Mass
2,200 kg
Operator
GUKOS RVSN
Built by
TsKBEM Fil. 3
Bus
Zenit-2M
Programme
Zenit-2M
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 81.4°, allowed a re-entry anywhere between 81.4°N and 81.4°S.
Life in orbit
12 daysAlso ended on 14 Apr 1971
2 entriesFrom the same launch
1971-026
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1971-0085
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1971-0085
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.