CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1972-0253
SL-4 DEB
SL-4 DEB (NORAD 6137) re-entered Earth’s atmosphere on 6 August 1972.
Official dateFragment record
NORAD number
6137
International designator
1972-060C
Object type
Fragment
Country
USSR
Parent launched
2 Aug 1972Baikonur Cosmodrome
Re-entered (UTC)
6 Aug 1972UTC calendar day
Time since launch
4 days4 days
How it ended
Re-entered (natural decay)
Latitude range
65.1°N to 65.1°SFinal inclination 65.1°
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 65.1°, allowed a re-entry anywhere between 65.1°N and 65.1°S.
Life in orbit
Also ended on 6 Aug 1972
3 entriesFrom the same launch
1972-060
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1972-0253
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1972-0253
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.