CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1975-0166
COSMOS 731 DEB
COSMOS 731 DEB (NORAD 7880) re-entered Earth’s atmosphere on 9 June 1975.
Official dateFragment record
NORAD number
7880
International designator
1975-041F
Object type
Fragment
Country
USSR
Parent launched
21 May 1975Baikonur Cosmodrome
Re-entered (UTC)
9 Jun 1975UTC calendar day
Time since launch
19 days19 days
How it ended
Re-entered (natural decay)
Latitude range
65.3°N to 65.3°SFinal inclination 65.3°
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 65.3°, allowed a re-entry anywhere between 65.3°N and 65.3°S.
Life in orbit
Also ended on 9 Jun 1975
2 entriesFrom the same launch
1975-041
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1975-0166
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1975-0166
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.