CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1981-0184
SL-8 DEB
SL-8 DEB (NORAD 7516) re-entered Earth’s atmosphere on 22 April 1981.
Official dateFragment record
NORAD number
7516
International designator
1974-035D
Object type
Fragment
Country
USSR
Parent launched
21 May 1974Plesetsk Cosmodrome
Re-entered (UTC)
22 Apr 1981UTC calendar day
Time since launch
6 years, 11 months2,528 days
How it ended
Re-entered (natural decay)
Latitude range
73.9°N to 73.9°SFinal inclination 73.9°
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 73.9°, allowed a re-entry anywhere between 73.9°N and 73.9°S.
Life in orbit
SL-8 DEB’s lowest and highest points above Earth, week by week, from its tracking history.
From the same launch
1974-035
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1981-0184
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1981-0184
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.