CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1980-0150
SL-8 R/B
SL-8 R/B (NORAD 7713) re-entered Earth’s atmosphere on 21 April 1980, after 5 years in orbit.
Official date
NORAD number
7713
International designator
1975-022B
Object type
Rocket body
Country
USSR
Launched
27 Mar 1975Plesetsk Cosmodrome
Re-entered (UTC)
21 Apr 1980UTC calendar day
Time in orbit
5 years1,852 days
How it ended
Re-entered (natural decay)
Latitude range
82.8°N to 82.8°SFinal inclination 82.8°
Mass
1,434 kg
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 82.8°, allowed a re-entry anywhere between 82.8°N and 82.8°S.
Life in orbit
5 yearsSL-8 R/B’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 21 Apr 1980
2 entriesFrom the same launch
1975-022
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1980-0150
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1980-0150
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.