CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1988-0821
DELTA 1 R/B(1)
DELTA 1 R/B(1) (NORAD 12626) re-entered Earth’s atmosphere on 23 November 1988, after 7 years, 3 months in orbit.
Official date
NORAD number
12626
International designator
1981-070C
Object type
Rocket body
Country
United States
Launched
3 Aug 1981Vandenberg
Re-entered (UTC)
23 Nov 1988UTC calendar day
Time in orbit
7 years, 3 months2,669 days
How it ended
Re-entered (natural decay)
Latitude range
89.8°N to 89.8°SFinal inclination 89.8°
Mass
845 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 89.8°, allowed a re-entry anywhere between 89.8°N and 89.8°S.
Life in orbit
7 years, 3 monthsDELTA 1 R/B(1)’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 23 Nov 1988
4 entriesFrom the same launch
1981-070
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1988-0821
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1988-0821
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.