INMARSAT 3-F5
Launch
Launched on Feb 4, 1998 from Ariane Launch Area 2, French Guiana aboard a Ariane 44LP.
Ariane 44LP | Inmarsat-3 F5 & Brasilsat B3 →Live · TLE epoch 2026-10-23 18:44 UTC
Orbit class
GEO — Geostationary (~35,786 km, equatorial)
Operator
Inmarsat
Country
Inmarsat
Manufacturer
—
Launched
Feb 4, 1998
Mass
—
Apogee
35,814 km
Perigee
35,773 km
Inclination
9.98°
Period
23.93 h
Altitude history
Apogee and perigee for INMARSAT 3-F5 across 148 days of archived orbital elements (150 element sets, one per day).
Trend
Decaying
Change
-2.0 km
Rate
-0.01 km/day
Now
35773 × 35814 km
Apogee Perigee
Derived from our own archive of CelesTrak orbital elements, sampled every 3 hours. Short windows show drag and station-keeping; they are not a reentry prediction.
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