CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1972-0034
DELTA 1 DEB
DELTA 1 DEB (NORAD 5570) re-entered Earth’s atmosphere on 9 February 1972.
Official dateFragment record
NORAD number
5570
International designator
1971-091C
Object type
Fragment
Country
United States
Parent launched
21 Oct 1971Vandenberg
Re-entered (UTC)
9 Feb 1972UTC calendar day
Time since launch
3 months111 days
How it ended
Re-entered (natural decay)
Latitude range
77.4°N to 77.4°SFinal inclination 102.6°
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 102.6°, allowed a re-entry anywhere between 77.4°N and 77.4°S.
Life in orbit
DELTA 1 DEB’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 9 Feb 1972
2 entriesFrom the same launch
1971-091
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1972-0034
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1972-0034
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.