CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
2007-0143
PEGASUS R/B
PEGASUS R/B (NORAD 25647) re-entered Earth’s atmosphere on 6 September 2007, after 8 years, 6 months in orbit.
Official date
NORAD number
25647
International designator
1999-011B
Object type
Rocket body
Country
United States
Launched
5 Mar 1999Air launch (Pacific)
Re-entered (UTC)
6 Sep 2007UTC calendar day
Time in orbit
8 years, 6 months3,107 days
How it ended
Re-entered (natural decay)
Latitude range
82.8°N to 82.8°SFinal inclination 97.2°
Mass
893 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 97.2°, allowed a re-entry anywhere between 82.8°N and 82.8°S.
Life in orbit
8 years, 6 monthsPEGASUS R/B’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 6 Sep 2007
1 entryFrom the same launch
1999-011
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/2007-0143
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/2007-0143
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.