CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
2011-0019
ATLAS AGENA D R/B
ATLAS AGENA D R/B (NORAD 3145) re-entered Earth’s atmosphere on 18 January 2011, after 42 years, 10 months in orbit.
Official date
NORAD number
3145
International designator
1968-014B
Object type
Rocket body
Country
United States
Launched
4 Mar 1968Cape Canaveral
Re-entered (UTC)
18 Jan 2011UTC calendar day
Time in orbit
42 years, 10 months15,660 days
How it ended
Re-entered (natural decay)
Latitude range
47.9°N to 47.9°SFinal inclination 47.9°
Mass
600 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 47.9°, allowed a re-entry anywhere between 47.9°N and 47.9°S.
Life in orbit
42 years, 10 monthsATLAS AGENA D R/B’s lowest and highest points above Earth, week by week, from its tracking history.
From the same launch
1968-014
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/2011-0019
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/2011-0019
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.