Orbital elements of USA 255
| Launched | 27 July 2014 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 40101 |
| 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 Jul 17 17:57 | 2026 Jul 15 09:19:54 | 9.3028 | 0.00136 | 3.7986 | 336.1000 | 189.0828 | 0.98729 | – |
| 2026 Jul 16 17:56 | 2026 Jul 15 09:19:54 | 9.3028 | 0.00136 | 3.7986 | 336.1000 | 189.0828 | 0.98729 | – |
| 2026 Jul 15 17:57 | 2026 Jul 11 09:14:18 | 9.2926 | 0.00135 | 3.8013 | 335.9697 | 189.0828 | 0.98729 | – |
| 2026 Jul 14 17:56 | 2026 Jul 11 09:14:18 | 9.2926 | 0.00135 | 3.8013 | 335.9697 | 189.0828 | 0.98729 | – |
| 2026 Jul 13 17:56 | 2026 Jul 11 09:14:18 | 9.2926 | 0.00135 | 3.8013 | 335.9697 | 189.0828 | 0.98729 | – |
| 2026 Jul 12 17:56 | 2026 Jul 11 09:14:18 | 9.2926 | 0.00135 | 3.8013 | 335.9697 | 189.0828 | 0.98729 | – |
| 2026 Jul 11 17:56 | 2026 Jul 11 09:14:18 | 9.2926 | 0.00135 | 3.8013 | 335.9697 | 189.0828 | 0.98729 | – |
| 2026 Jul 09 17:56 | 2026 Jul 04 08:02:31 | 9.2757 | 0.00137 | 3.8062 | 336.8896 | 189.0828 | 0.98729 | – |
| 2026 Jul 08 17:56 | 2026 Jul 04 08:02:31 | 9.2757 | 0.00137 | 3.8062 | 336.8896 | 189.0828 | 0.98729 | – |
| 2026 Jul 07 17:56 | 2026 Jul 04 08:02:31 | 9.2757 | 0.00137 | 3.8062 | 336.8896 | 189.0828 | 0.98729 | – |
| 2026 Jul 06 17:57 | 2026 Jul 04 08:02:31 | 9.2757 | 0.00137 | 3.8062 | 336.8896 | 189.0828 | 0.98729 | – |
| 2026 Jul 05 17:56 | 2026 Jul 04 08:02:31 | 9.2757 | 0.00137 | 3.8062 | 336.8896 | 189.0828 | 0.98729 | – |
| 2026 Jul 04 17:56 | 2026 Jun 28 08:42:19 | 9.2635 | 0.00141 | 3.8103 | 336.8780 | 189.0828 | 0.98729 | – |
| 2026 Jul 03 17:57 | 2026 Jun 28 08:42:19 | 9.2635 | 0.00141 | 3.8103 | 336.8780 | 189.0828 | 0.98729 | – |
| 2026 Jul 02 17:56 | 2026 Jun 28 08:42:19 | 9.2635 | 0.00141 | 3.8103 | 336.8780 | 189.0828 | 0.98729 | – |
| 2026 Jul 01 17:56 | 2026 Jun 28 08:42:19 | 9.2635 | 0.00141 | 3.8103 | 336.8780 | 189.0828 | 0.98729 | – |
| 2026 Jun 30 17:56 | 2026 Jun 28 08:42:19 | 9.2635 | 0.00141 | 3.8103 | 336.8780 | 189.0828 | 0.98729 | – |
| 2026 Jun 29 17:57 | 2026 Jun 28 08:42:19 | 9.2635 | 0.00141 | 3.8103 | 336.8780 | 189.0828 | 0.98729 | – |
| 2026 Jun 28 17:56 | 2026 Jun 21 03:59:52 | 9.2484 | 0.00140 | 3.8153 | 335.4323 | 189.0828 | 0.98729 | – |
| 2026 Jun 27 17:55 | 2026 Jun 21 03:59:52 | 9.2484 | 0.00140 | 3.8153 | 335.4323 | 189.0828 | 0.98729 | – |
| 2026 Jun 26 17:56 | 2026 Jun 21 03:59:52 | 9.2484 | 0.00140 | 3.8153 | 335.4323 | 189.0828 | 0.98729 | – |
| 2026 Jun 25 17:56 | 2026 Jun 21 03:59:52 | 9.2484 | 0.00140 | 3.8153 | 335.4323 | 189.0828 | 0.98729 | – |
| 2026 Jun 24 17:55 | 2026 Jun 21 03:59:52 | 9.2484 | 0.00140 | 3.8153 | 335.4323 | 189.0828 | 0.98729 | – |
| 2026 Jun 23 17:56 | 2026 Jun 21 03:59:52 | 9.2484 | 0.00140 | 3.8153 | 335.4323 | 189.0828 | 0.98729 | – |
| 2026 Jun 22 17:56 | 2026 Jun 15 00:52:53 | 9.2335 | 0.00137 | 3.8192 | 334.6466 | 189.0828 | 0.98729 | – |
| 2026 Jun 21 17:57 | 2026 Jun 15 00:52:53 | 9.2335 | 0.00137 | 3.8192 | 334.6466 | 189.0828 | 0.98729 | – |
| 2026 Jun 20 17:56 | 2026 Jun 15 00:52:53 | 9.2335 | 0.00137 | 3.8192 | 334.6466 | 189.0828 | 0.98729 | – |