CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1988-0172
SEASAT 1 DEB
SEASAT 1 DEB (NORAD 18617) re-entered Earth’s atmosphere on 25 March 1988.
Official dateFragment record
NORAD number
18617
International designator
1978-064C
Object type
Fragment
Country
United States
Parent launched
27 Jun 1978Vandenberg
Re-entered (UTC)
25 Mar 1988UTC calendar day
Time since launch
9 years, 8 months3,559 days
How it ended
Re-entered (natural decay)
Latitude range
72.1°N to 72.1°SFinal inclination 107.9°
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 107.9°, allowed a re-entry anywhere between 72.1°N and 72.1°S.
Life in orbit
SEASAT 1 DEB’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 25 Mar 1988
4 entries
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1988-0172
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1988-0172
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.