CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1977-0127
COSMOS 777 DEB
COSMOS 777 DEB (NORAD 8720) re-entered Earth’s atmosphere on 25 February 1977.
Official dateFragment record
NORAD number
8720
International designator
1975-102AX
Object type
Fragment
Country
USSR
Parent launched
29 Oct 1975Baikonur Cosmodrome
Re-entered (UTC)
25 Feb 1977UTC calendar day
Time since launch
1 year, 3 months485 days
How it ended
Re-entered (natural decay)
Latitude range
65.0°N to 65.0°SFinal inclination 65.0°
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 65.0°, allowed a re-entry anywhere between 65.0°N and 65.0°S.
Life in orbit
COSMOS 777 DEB’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 25 Feb 1977
1 entryFrom the same launch
1975-102
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1977-0127
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1977-0127
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.