| Satellite Name | Intelsat 603 |
| Status | Retired |
| Mission Type | Communication |
| Orbit | Geostationary |
| Position | 24.5 ° West |
| Country | International |
| Operator | Intelsat S.A. |
| Satellite Manufacturer | Hughes Aircraft Company |
| Model (BUS) | HS 389 |
| Launch Vehicle | Commercial Titan 3 |
| Launch Site | Cape Canaveral |
| Launch Date | 14.03.1990 |
| Satellite Lifetime | 15 Year (Planned lifetime has expired.) |
| Mass | 4215 Kg |
| Transponders | Ku Band Transponders : 10 C Band Transponders : 38 |
| Downlink Frequency | Unknown |
| Uplink Frequency | Unknown |
| Beacon Frequency | Unknown |
| Norad Number | 22871 |
| Cospar Number | 1990-021A |
| Toplam TV | 0 |
| SD TV | 0 |
| HD TV | 0 |
| Ultra HD (4K) TV | 0 |
| 3D TV | 0 |
| Radio | 0 |
| Data | 0 |
| Feed | 0 |
