CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1977-0181
SL-7 DEB
SL-7 DEB (NORAD 8660) re-entered Earth’s atmosphere on 14 April 1977.
Official dateFragment record
NORAD number
8660
International designator
1976-012C
Object type
Fragment
Country
USSR
Parent launched
5 Feb 1976Plesetsk Cosmodrome
Re-entered (UTC)
14 Apr 1977UTC calendar day
Time since launch
1 year, 2 months434 days
How it ended
Re-entered (natural decay)
Latitude range
71.3°N to 71.3°SFinal inclination 71.3°
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 71.3°, allowed a re-entry anywhere between 71.3°N and 71.3°S.
Life in orbit
SL-7 DEB’s lowest and highest points above Earth, week by week, from its tracking history.
From the same launch
1976-012
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1977-0181
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1977-0181
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.