OrbitalWiki tracks 4 objects operated by International Maritime Satellite Organization, all currently active. Its objects are registered to Inmarsat. The fleet is concentrated in GEO orbit.
| NORAD | Name | Status |
|---|---|---|
| 25153 | INMARSAT 3-F5 | Operational |
| 24674 | INMARSAT 3-F3 | Standby |
| 24307 |
4 objects. Full data via the operator API. Sources: CelesTrak (orbital + status), GCAT/McDowell (operator names).view all sources ▸
| INMARSAT 3-F2 |
| Standby |
| 23839 | INMARSAT 3-F1 | Standby |