INMARSAT 3-F4
INMARSAT 3-F4 is a satellite operated by Iridium, currently in a geostationary orbit about 35,965 km above the equator. It completes one orbit of Earth roughly every 1447 minutes at an inclination of 11.6°. It was launched in 1997. Track its live position and see when it passes over your location on azmth.
Orbital data
- NORAD ID
- 24819
- COSPAR ID
- 1997-027A
- Type
- Satellite
- Orbit
- GEO
- Perigee (lowest)
- 35,965 km
- Apogee (highest)
- 36,058 km
- Inclination
- 11.59°
- Orbital period
- 1447 min
- Launch year
- 1997
- Operator
- Iridium
Orbital data updated: 2026-07-21 · from CelesTrak, refreshed every 2 hours.
About GEO orbit
Geostationary Orbit. Exactly 35,786 km above the equator. Satellites here orbit at the same rate Earth rotates, so they appear stationary in the sky. Used for TV, weather, and communications.
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