CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1978-0312
THOR ABLESTAR DEB
THOR ABLESTAR DEB (NORAD 139) re-entered Earth’s atmosphere on 8 July 1978.
Official dateFragment record
NORAD number
139
International designator
1961-015Z
Object type
Fragment
Country
United States
Parent launched
29 Jun 1961Cape Canaveral
Re-entered (UTC)
8 Jul 1978UTC calendar day
Time since launch
17 years6,218 days
How it ended
Re-entered (natural decay)
Latitude range
67.1°N to 67.1°SFinal inclination 67.1°
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 67.1°, allowed a re-entry anywhere between 67.1°N and 67.1°S.
Life in orbit
THOR ABLESTAR DEB’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 8 Jul 1978
3 entries
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1978-0312
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1978-0312
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.