CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
2002-0267
THOR ALTAIR R/B
THOR ALTAIR R/B (NORAD 2129) re-entered Earth’s atmosphere on 11 May 2002, after 36 years, 1 month in orbit.
Official date
NORAD number
2129
International designator
1966-026B
Object type
Rocket body
Country
United States
Launched
31 Mar 1966Vandenberg
Re-entered (UTC)
11 May 2002UTC calendar dayAlso recorded as 10 May 2002
Time in orbit
36 years, 1 month13,190 days
How it ended
Re-entered (natural decay)
Latitude range
81.9°N to 81.9°SFinal inclination 98.1°
Mass
24 kg
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 98.1°, allowed a re-entry anywhere between 81.9°N and 81.9°S.
Life in orbit
36 years, 1 monthTHOR ALTAIR R/B’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 11 May 2002
2 entries
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/2002-0267
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/2002-0267
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.