CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1988-0133
Delta 181 SP2
Delta 181 SP2 (NORAD 18849) re-entered Earth’s atmosphere on 5 March 1988, after 26 days in orbit.
Official dateIdentified from the historical record
NORAD number
18849
International designator
1988-008C
Object type
Spacecraft
Official listing
DELTA 1 DEBListed as a fragment
Country
United States
Launched
8 Feb 1988Cape Canaveral
Re-entered (UTC)
5 Mar 1988UTC calendar day
Time in orbit
26 days26 days
How it ended
Re-entered (natural decay)
Latitude range
28.6°N to 28.6°SFinal inclination 28.6°
Mass
50 kg
Operator
SDIO
Built by
APL
Bus
SDIO Delta 181
Programme
SDIO SS
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 28.6°, allowed a re-entry anywhere between 28.6°N and 28.6°S.
Life in orbit
26 daysDelta 181 SP2’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 5 Mar 1988
3 entriesFrom the same launch
1988-008
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1988-0133
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1988-0133
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.