CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
2025-1685
DELTA 1 DEB
DELTA 1 DEB (NORAD 21369) re-entered Earth’s atmosphere on 30 October 2025.
Official dateFragment record
NORAD number
21369
International designator
1975-052CP
Object type
Fragment
Country
United States
Parent launched
12 Jun 1975Vandenberg
Re-entered (UTC)
30 Oct 2025UTC calendar day
Time since launch
50 years, 4 months18,403 days
How it ended
Re-entered (natural decay)
Latitude range
80.4°N to 80.4°SFinal inclination 99.6°
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 99.6°, allowed a re-entry anywhere between 80.4°N and 80.4°S.
Life in orbit
DELTA 1 DEB’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 30 Oct 2025
4 entries
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/2025-1685
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/2025-1685
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.