CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1990-0345
THORAD AGENA D DEB
THORAD AGENA D DEB (NORAD 4531) re-entered Earth’s atmosphere on 31 July 1990.
Official dateFragment record
NORAD number
4531
International designator
1969-082GC
Object type
Fragment
Country
United States
Parent launched
30 Sep 1969Vandenberg
Re-entered (UTC)
31 Jul 1990UTC calendar day
Time since launch
20 years, 10 months7,609 days
How it ended
Re-entered (natural decay)
Latitude range
70.4°N to 70.4°SFinal inclination 70.4°
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 70.4°, allowed a re-entry anywhere between 70.4°N and 70.4°S.
Life in orbit
THORAD AGENA D DEB’s lowest and highest points above Earth, week by week, from its tracking history.
From the same launch
1969-082Part of a fragment group
207 on record
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1990-0345
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1990-0345
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.