CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Orbital Register seal
Entry no.
1980-0069

DELTA 1 DEB

DELTA 1 DEB (NORAD 9001) re-entered Earth’s atmosphere on 20 February 1980.

Official dateFragment record
NORAD number
9001
International designator
1975-004CK
Object type
Fragment
Country
United States
Parent launched
22 Jan 1975Vandenberg
Re-entered (UTC)
20 Feb 1980UTC calendar day
Time since launch
5 years1,855 days
How it ended
Re-entered (natural decay)
Latitude range
82.0°N to 82.0°SFinal inclination 98.0°

Where it came down

Latitude band its orbit allowed
Exact position not recorded

No position was recorded for this re-entry. Its final orbit, inclined at 98.0°, allowed a re-entry anywhere between 82.0°N and 82.0°S.

Life in orbit

DELTA 1 DEB’s lowest and highest points above Earth, week by week, from its tracking history.

Also ended on 20 Feb 1980

3 entries
1980-0070Kosmos-1112 SS 111980-0067COSMOS 375 DEB1980-0068THORAD AGENA D DEB

Part of a fragment group

175 on record
175One of 175 fragments of Delta 1 on record →
Orbital Register seal
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1980-0069
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.