CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1973-0079
SL-8 DEB
SL-8 DEB (NORAD 6164) re-entered Earth’s atmosphere on 29 March 1973.
Official dateFragment record
NORAD number
6164
International designator
1972-053E
Object type
Fragment
Country
USSR
Parent launched
10 Jul 1972Plesetsk Cosmodrome
Re-entered (UTC)
29 Mar 1973UTC calendar day
Time since launch
8 months262 days
How it ended
Re-entered (natural decay)
Latitude range
74.1°N to 74.1°SFinal inclination 74.1°
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 74.1°, allowed a re-entry anywhere between 74.1°N and 74.1°S.
Life in orbit
SL-8 DEB’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 29 Mar 1973
1 entryFrom the same launch
1972-053
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1973-0079
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1973-0079
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.