CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1973-0080
OPS 7681 DEB
OPS 7681 DEB (NORAD 6181) re-entered Earth’s atmosphere on 29 March 1973.
Official dateFragment record
NORAD number
6181
International designator
1971-076C
Object type
Fragment
Country
United States
Parent launched
10 Sep 1971Vandenberg
Re-entered (UTC)
29 Mar 1973UTC calendar day
Time since launch
1 year, 6 months566 days
How it ended
Re-entered (natural decay)
Latitude range
75.1°N to 75.1°SFinal inclination 75.1°
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 75.1°, allowed a re-entry anywhere between 75.1°N and 75.1°S.
Life in orbit
OPS 7681 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
1971-076
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1973-0080
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1973-0080
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.