CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1980-0128
DELTA 1 DEB
DELTA 1 DEB (NORAD 7975) re-entered Earth’s atmosphere on 31 March 1980.
Official dateFragment record
NORAD number
7975
International designator
1972-058CW
Object type
Fragment
Country
United States
Parent launched
23 Jul 1972Vandenberg
Re-entered (UTC)
31 Mar 1980UTC calendar day
Time since launch
7 years, 8 months2,808 days
How it ended
Re-entered (natural decay)
Latitude range
81.8°N to 81.8°SFinal inclination 98.2°
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 98.2°, allowed a re-entry anywhere between 81.8°N and 81.8°S.
Life in orbit
DELTA 1 DEB’s lowest and highest points above Earth, week by week, from its tracking history.
Part of a fragment group
204 on record
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1980-0128
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1980-0128
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.