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Object data
INMARSAT 4-F1
Check the current position, flight trajectory and orbital parameters for INMARSAT 4-F1 (NORAD 28628). Find out when it will be visible in the sky.
NORAD 28628Active geosynchronousOrbit
Orbital data
Catalog facts
- Name
- INMARSAT 4-F1
- NORAD ID
- 28628
- Category
- Active geosynchronous
- TLE epoch
- Aug 11, 2026, 10:42 UTC
- Object ID
- 2005-009A
- Object type
- Payload
- Owner
- International Mobile Satellite Organization (INMARSAT)
- Launch site
- Air Force Eastern Test Range, Florida, USA
- Launch date
- 2005-03-11
- Operational status
- Partially Operational Partially fulfilling primary mission or secondary mission(s)
- Orbit type
- Orbit
- Orbit center
- Earth
Orbital parameters
Orbit profile
Inclination5.243°
Eccentricity0.0002
Mean motion1.0027 rev/day
Orbital period1436.1 min
Perigee35776.3 km
Apogee35797.0 km
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