CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1999-0109
DELTA 1 DEB
DELTA 1 DEB (NORAD 20047) re-entered Earth’s atmosphere on 12 April 1999.
Official dateFragment record
NORAD number
20047
International designator
1978-026HT
Object type
Fragment
Country
United States
Parent launched
5 Mar 1978Vandenberg
Re-entered (UTC)
12 Apr 1999UTC calendar dayAlso recorded as 11 Apr 1999
Time since launch
21 years, 1 month7,708 days
How it ended
Re-entered (natural decay)
Latitude range
82.3°N to 82.3°SFinal inclination 97.7°
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 97.7°, allowed a re-entry anywhere between 82.3°N and 82.3°S.
Life in orbit
DELTA 1 DEB’s lowest and highest points above Earth, week by week, from its tracking history.
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1999-0109
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1999-0109
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.