Orbital elements of INMARSAT 4-F1
| Launched | 10 March 2005 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | International Mobile Satellite Organization (INMARSAT) |
| NORAD ID | 28628 |
| 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 |
| 2026 Mar 15 18:56 | 2026 Mar 15 14:15:38 | 5.0413 | 0.00029 | 2.8475 | 340.6518 | 181.8652 | 1.00272 | – |
| 2026 Mar 14 18:56 | 2026 Mar 14 14:29:29 | 5.0407 | 0.00029 | 2.8479 | 341.8520 | 181.8652 | 1.00272 | – |
| 2026 Mar 13 18:57 | 2026 Mar 12 12:51:34 | 5.0387 | 0.00029 | 2.8483 | 339.9362 | 181.8652 | 1.00272 | – |
| 2026 Mar 12 18:57 | 2026 Mar 12 12:51:34 | 5.0387 | 0.00029 | 2.8483 | 339.9362 | 181.8652 | 1.00272 | – |
| 2026 Mar 11 18:56 | 2026 Mar 11 05:20:38 | 5.0365 | 0.00029 | 2.8482 | 337.7479 | 181.8652 | 1.00272 | – |
| 2026 Mar 10 18:56 | 2026 Mar 10 06:05:26 | 5.0348 | 0.00028 | 2.8482 | 337.0537 | 181.8652 | 1.00272 | – |
| 2026 Mar 09 18:56 | 2026 Mar 09 10:36:05 | 5.0339 | 0.00029 | 2.8486 | 336.0830 | 181.8652 | 1.00272 | – |
| 2026 Mar 08 18:57 | 2026 Mar 08 11:44:36 | 5.0322 | 0.00029 | 2.8485 | 334.1401 | 181.8652 | 1.00272 | – |
| 2026 Mar 07 18:57 | 2026 Mar 07 06:12:27 | 5.0313 | 0.00029 | 2.8489 | 332.8269 | 181.8652 | 1.00272 | – |
| 2026 Mar 06 18:56 | 2026 Mar 06 14:39:14 | 5.0303 | 0.00029 | 2.8488 | 330.5769 | 181.8652 | 1.00272 | – |
| 2026 Mar 05 18:56 | 2026 Mar 05 14:11:38 | 5.0297 | 0.00028 | 2.8492 | 328.5548 | 181.8652 | 1.00272 | – |
| 2026 Mar 04 18:57 | 2026 Mar 04 05:07:38 | 5.0272 | 0.00028 | 2.8490 | 325.7193 | 181.8652 | 1.00272 | – |
| 2026 Mar 03 18:56 | 2026 Mar 03 06:21:56 | 5.0254 | 0.00026 | 2.8488 | 322.8307 | 181.8652 | 1.00272 | – |
| 2026 Mar 02 18:57 | 2026 Mar 02 15:23:38 | 5.0253 | 0.00027 | 2.8491 | 323.0137 | 181.8652 | 1.00272 | – |
| 2026 Mar 01 18:57 | 2026 Mar 01 08:54:40 | 5.0236 | 0.00026 | 2.8488 | 320.3766 | 181.8652 | 1.00272 | – |
| 2026 Feb 28 18:56 | 2026 Feb 28 11:21:22 | 5.0225 | 0.00026 | 2.8491 | 318.1458 | 181.8652 | 1.00272 | – |
| 2026 Feb 27 19:05 | 2026 Feb 27 04:48:32 | 5.0203 | 0.00025 | 2.8487 | 314.7066 | 181.8652 | 1.00272 | – |
| 2026 Feb 26 20:45 | 2026 Feb 26 14:41:29 | 5.0193 | 0.00025 | 2.8488 | 316.0530 | 181.8652 | 1.00272 | – |