CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1980-0131
SL-4 DEB
SL-4 DEB (NORAD 11749) re-entered Earth’s atmosphere on 3 April 1980.
Official dateFragment record
NORAD number
11749
International designator
1980-025C
Object type
Fragment
Country
USSR
Parent launched
1 Apr 1980Baikonur Cosmodrome
Re-entered (UTC)
3 Apr 1980UTC calendar day
Time since launch
2 days2 days
How it ended
Re-entered (natural decay)
Latitude range
70.4°N to 70.4°SFinal inclination 70.4°
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 70.4°, allowed a re-entry anywhere between 70.4°N and 70.4°S.
Life in orbit
Also ended on 3 Apr 1980
1 entryFrom the same launch
1980-025
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1980-0131
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1980-0131
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.