CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
2018-0127
IRIDIUM 75
IRIDIUM 75 (NORAD 25346) re-entered Earth’s atmosphere on 10 July 2018 over the North Atlantic Ocean, after 20 years, 1 month in orbit.
Official date
NORAD number
25346
International designator
1998-032E
Object type
Spacecraft
Country
United States
Launched
17 May 1998Vandenberg
Re-entered (UTC)
10 Jul 2018Recorded time 09:47 UTC
Time in orbit
20 years, 1 month7,359 days
How it ended
Re-entered (natural decay)
Latitude range
86.5°N to 86.5°SFinal inclination 86.5°
Mass
662 kg
Operator
Built by
Motorola / LMMS/Sunnyvale
Bus
LM700
Programme
Iridium
Where it came down
Recorded positionRecorded position 36.9°N, 12.4°W at 09:47 UTC. Its final orbit, inclined at 86.5°, allowed a re-entry anywhere between 86.5°N and 86.5°S.
Life in orbit
20 years, 1 monthIRIDIUM 75’s lowest and highest points above Earth, week by week, from its tracking history.
From the same launch
1998-032
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/2018-0127
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/2018-0127
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.