CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1976-0072
DELTA 1 R/B
DELTA 1 R/B (NORAD 8441) re-entered Earth’s atmosphere on 19 March 1976, after 3 months in orbit.
Official date
NORAD number
8441
International designator
1975-107B
Object type
Rocket body
Country
United States
Launched
20 Nov 1975Cape Canaveral
Re-entered (UTC)
19 Mar 1976UTC calendar day
Time in orbit
3 months120 days
How it ended
Re-entered (natural decay)
Latitude range
19.7°N to 19.7°SFinal inclination 19.7°
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 19.7°, allowed a re-entry anywhere between 19.7°N and 19.7°S.
Life in orbit
3 monthsDELTA 1 R/B’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 19 Mar 1976
2 entriesFrom the same launch
1975-107
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1976-0072
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1976-0072
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.