CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1977-0210
DELTA 1 R/B(2)
DELTA 1 R/B(2) (NORAD 9542) re-entered Earth’s atmosphere on 12 May 1977, after 6 months in orbit.
Official date
NORAD number
9542
International designator
1976-101E
Object type
Rocket body
Country
United States
Launched
14 Oct 1976Cape Canaveral
Re-entered (UTC)
12 May 1977UTC calendar day
Time in orbit
6 months210 days
How it ended
Re-entered (natural decay)
Latitude range
26.6°N to 26.6°SFinal inclination 26.6°
Mass
1,123 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 26.6°, allowed a re-entry anywhere between 26.6°N and 26.6°S.
Life in orbit
6 monthsDELTA 1 R/B(2)’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 12 May 1977
1 entryFrom the same launch
1976-101
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1977-0210
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1977-0210
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.