CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1981-0270
DELTA 1 DEB
DELTA 1 DEB (NORAD 10254) re-entered Earth’s atmosphere on 4 June 1981.
Official dateFragment record
NORAD number
10254
International designator
1977-065CF
Object type
Fragment
Country
United States
Parent launched
14 Jul 1977Cape Canaveral
Re-entered (UTC)
4 Jun 1981UTC calendar day
Time since launch
3 years, 10 months1,421 days
How it ended
Re-entered (natural decay)
Latitude range
29.3°N to 29.3°SFinal inclination 29.3°
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 29.3°, allowed a re-entry anywhere between 29.3°N and 29.3°S.
Life in orbit
DELTA 1 DEB’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 4 Jun 1981
2 entriesFrom the same launch
1977-065
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1981-0270
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1981-0270
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.