CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
2019-0196
IRIDIUM 61
IRIDIUM 61 (NORAD 25263) re-entered Earth’s atmosphere on 23 July 2019, after 21 years, 3 months in orbit.
Official date
NORAD number
25263
International designator
1998-018B
Object type
Spacecraft
Country
United States
Launched
25 Mar 1998Taiyuan
Re-entered (UTC)
23 Jul 2019UTC calendar day
Time in orbit
21 years, 3 months7,790 days
How it ended
Re-entered (natural decay)
Latitude range
86.4°N to 86.4°SFinal inclination 86.4°
Mass
667 kg
Operator
Built by
Motorola
Bus
LM700
Programme
Iridium
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 86.4°, allowed a re-entry anywhere between 86.4°N and 86.4°S.
Life in orbit
21 years, 3 monthsIRIDIUM 61’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 23 Jul 2019
1 entryFrom the same launch
1998-018
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/2019-0196
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/2019-0196
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.