CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1988-0308
THORAD DELTA 1 DEB
THORAD DELTA 1 DEB (NORAD 8565) re-entered Earth’s atmosphere on 16 May 1988.
Official dateFragment record
NORAD number
8565
International designator
1974-089DC
Object type
Fragment
Country
United States
Parent launched
15 Nov 1974Vandenberg
Re-entered (UTC)
16 May 1988UTC calendar day
Time since launch
13 years, 6 months4,931 days
How it ended
Re-entered (natural decay)
Latitude range
80.9°N to 80.9°SFinal inclination 99.1°
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 99.1°, allowed a re-entry anywhere between 80.9°N and 80.9°S.
Life in orbit
THORAD DELTA 1 DEB’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 16 May 1988
3 entries
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1988-0308
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1988-0308
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.