CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
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Entry no.
2023-0013

COSMOS 917

COSMOS 917 (NORAD 10059) re-entered Earth’s atmosphere on 4 January 2023 over the North Atlantic Ocean, after 45 years, 6 months in orbit.

Official date
NORAD number
10059
International designator
1977-047A
Object type
Spacecraft
Country
USSR
Launched
16 Jun 1977Plesetsk Cosmodrome
Re-entered (UTC)
4 Jan 2023Recorded time 06:16 UTC
Time in orbit
45 years, 6 months16,638 days
How it ended
Re-entered (natural decay)
Latitude range
61.8°N to 61.8°SFinal inclination 61.8°
Mass
1,250 kg
Operator
PVO
Built by
Lavochkin / Kometa
Bus
Oko
Programme
Oko B

Where it came down

Recorded position

Recorded position 58.0°N, 52.0°W at 06:16 UTC. Its final orbit, inclined at 61.8°, allowed a re-entry anywhere between 61.8°N and 61.8°S.

Life in orbit

45 years, 6 months

COSMOS 917’s lowest and highest points above Earth, week by week, from its tracking history.

Also ended on 4 Jan 2023

22 entries
2023-0015FLOCK 3P 452023-0016FLOCK 3P 712023-0017FLOCK 3K 102023-0018Tianyi-172023-0022SPACEBEE-862023-0023SPACEBEE-852023-0024SPACEBEE-842023-0014IRIDIUM 33 DEB2023-0019FREGAT DEB2023-0020FREGAT DEB2023-0021RESURS O1 DEB2023-0025COSMOS 1408 DEB+10 more

From the same launch

1977-047
1977-0336SL-6 R/B(1)
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Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/2023-0013
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