Orbital elements of EUTELSAT 1-F4
| Launched | 15 September 1987 | 
| Flight ended | – | 
| Launch site | Europe's Spaceport, Kourou, French Guiana | 
| Owner | European Telecommunications Satellite Organization (EUTELSAT) | 
| NORAD ID | 18351 | 
| Alternative names | 
                                            ECS 4                         | 
            
| Date fetched  | 
                    Epoch osculation  | 
                    Inc. [°]  | 
                    Ecc. | RA asc node [hr]  | 
                    Arg Peri. [°]  | 
                    Mean anom [°]  | 
                    Mean motion [rev/day]  | 
                    Abs. mag  | 
                
| Date fetched  | 
                    Epoch osculation  | 
                    Inc. [°]  | 
                    Ecc. | RA asc node [hr]  | 
                    Arg Peri. [°]  | 
                    Mean anom [°]  | 
                    Mean motion [rev/day]  | 
                    Abs. mag  | 
                
| 2025 Nov 03 18:57 | 2025 Nov 02 08:33:37 | 13.9915 | 0.00069 | 22.9138 | 21.8594 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Nov 02 18:57 | 2025 Oct 29 08:46:05 | 13.9944 | 0.00068 | 22.9156 | 22.5974 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Nov 01 18:58 | 2025 Oct 29 08:46:05 | 13.9944 | 0.00068 | 22.9156 | 22.5974 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 31 18:57 | 2025 Oct 29 08:46:05 | 13.9944 | 0.00068 | 22.9156 | 22.5974 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 30 18:57 | 2025 Oct 29 08:46:05 | 13.9944 | 0.00068 | 22.9156 | 22.5974 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 29 18:57 | 2025 Oct 29 08:46:05 | 13.9944 | 0.00068 | 22.9156 | 22.5974 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 28 18:57 | 2025 Oct 23 05:39:37 | 13.9988 | 0.00066 | 22.9184 | 25.1024 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 27 18:57 | 2025 Oct 23 05:39:37 | 13.9988 | 0.00066 | 22.9184 | 25.1024 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 26 18:57 | 2025 Oct 23 05:39:37 | 13.9988 | 0.00066 | 22.9184 | 25.1024 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 25 17:57 | 2025 Oct 23 05:39:37 | 13.9988 | 0.00066 | 22.9184 | 25.1024 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 24 17:57 | 2025 Oct 23 05:39:37 | 13.9988 | 0.00066 | 22.9184 | 25.1024 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 22 17:56 | 2025 Oct 18 04:12:26 | 14.0024 | 0.00064 | 22.9207 | 28.0786 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 21 17:56 | 2025 Oct 18 04:12:26 | 14.0024 | 0.00064 | 22.9207 | 28.0786 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 20 17:56 | 2025 Oct 18 04:12:26 | 14.0024 | 0.00064 | 22.9207 | 28.0786 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 19 17:56 | 2025 Oct 18 04:12:26 | 14.0024 | 0.00064 | 22.9207 | 28.0786 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 18 17:56 | 2025 Oct 18 04:12:26 | 14.0024 | 0.00064 | 22.9207 | 28.0786 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 17 17:56 | 2025 Oct 05 23:41:41 | 14.0112 | 0.00065 | 22.9264 | 32.2073 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 16 17:56 | 2025 Oct 05 23:41:41 | 14.0112 | 0.00065 | 22.9264 | 32.2073 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 15 17:56 | 2025 Oct 05 23:41:41 | 14.0112 | 0.00065 | 22.9264 | 32.2073 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 14 17:56 | 2025 Oct 05 23:41:41 | 14.0112 | 0.00065 | 22.9264 | 32.2073 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 12 17:56 | 2025 Oct 05 23:41:41 | 14.0112 | 0.00065 | 22.9264 | 32.2073 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 11 17:57 | 2025 Oct 05 23:41:41 | 14.0112 | 0.00065 | 22.9264 | 32.2073 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 09 17:56 | 2025 Oct 05 23:41:41 | 14.0112 | 0.00065 | 22.9264 | 32.2073 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 08 17:56 | 2025 Oct 05 23:41:41 | 14.0112 | 0.00065 | 22.9264 | 32.2073 | 329.1698 | 0.98691 | 3.243 | 
| 2025 Oct 07 17:56 | 2025 Oct 05 23:41:41 | 14.0112 | 0.00065 | 22.9264 | 32.2073 | 329.1698 | 0.98691 | 3.243 |