CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
2014-0402
COSMOS 903
COSMOS 903 (NORAD 9911) re-entered Earth’s atmosphere on 4 August 2014, after 37 years, 3 months in orbit.
Official date
NORAD number
9911
International designator
1977-027A
Object type
Spacecraft
Country
USSR
Launched
11 Apr 1977Plesetsk Cosmodrome
Re-entered (UTC)
4 Aug 2014UTC calendar day
Time in orbit
37 years, 3 months13,629 days
How it ended
Re-entered (natural decay)
Latitude range
62.3°N to 62.3°SFinal inclination 62.3°
Mass
1,250 kg
Operator
PVO
Built by
Lavochkin / Kometa
Bus
Oko
Programme
Oko B
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 62.3°, allowed a re-entry anywhere between 62.3°N and 62.3°S.
Life in orbit
37 years, 3 monthsCOSMOS 903’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 4 Aug 2014
2 entriesFrom the same launch
1977-027
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/2014-0402
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/2014-0402
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.