CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1998-0252
DELTA 1 R/B(2)
DELTA 1 R/B(2) (NORAD 8598) re-entered Earth’s atmosphere on 4 September 1998, after 22 years, 7 months in orbit.
Official date
NORAD number
8598
International designator
1976-004D
Object type
Rocket body
Country
United States
Launched
17 Jan 1976Cape Canaveral
Re-entered (UTC)
4 Sep 1998UTC calendar dayAlso recorded as 17 May 1977
Time in orbit
22 years, 7 months8,266 days
How it ended
Re-entered (natural decay)
Latitude range
—
Mass
1,123 kg
Where it came down
Not on recordNo position was recorded for this re-entry. Its final orbit is not on record.
Life in orbit
22 years, 7 monthsDELTA 1 R/B(2)’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 4 Sep 1998
1 entryFrom the same launch
1976-004
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1998-0252
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1998-0252
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.