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 |
| 2025 Jun 30 17:56 | 2025 Jun 28 14:18:47 | 8.4004 | 0.00128 | 4.0482 | 322.7018 | 221.4043 | 0.98726 | – |
| 2025 Jun 29 17:56 | 2025 Jun 28 14:18:47 | 8.4004 | 0.00128 | 4.0482 | 322.7018 | 221.4043 | 0.98726 | – |
| 2025 Jun 28 17:56 | 2025 Jun 28 14:18:47 | 8.4004 | 0.00128 | 4.0482 | 322.7018 | 221.4043 | 0.98726 | – |
| 2025 Jun 27 17:56 | 2025 Jun 22 14:49:03 | 8.3855 | 0.00127 | 4.0519 | 322.4186 | 221.4043 | 0.98726 | – |
| 2025 Jun 26 17:56 | 2025 Jun 22 14:49:03 | 8.3855 | 0.00127 | 4.0519 | 322.4186 | 221.4043 | 0.98726 | – |
| 2025 Jun 25 17:56 | 2025 Jun 22 14:49:03 | 8.3855 | 0.00127 | 4.0519 | 322.4186 | 221.4043 | 0.98726 | – |
| 2025 Jun 24 17:56 | 2025 Jun 22 14:49:03 | 8.3855 | 0.00127 | 4.0519 | 322.4186 | 221.4043 | 0.98726 | – |
| 2025 Jun 23 17:56 | 2025 Jun 22 14:49:03 | 8.3855 | 0.00127 | 4.0519 | 322.4186 | 221.4043 | 0.98726 | – |
| 2025 Jun 22 17:56 | 2025 Jun 16 09:33:00 | 8.3702 | 0.00130 | 4.0558 | 323.5186 | 221.4043 | 0.98726 | – |
| 2025 Jun 21 17:56 | 2025 Jun 16 09:33:00 | 8.3702 | 0.00130 | 4.0558 | 323.5186 | 221.4043 | 0.98726 | – |
| 2025 Jun 20 17:57 | 2025 Jun 16 09:33:00 | 8.3702 | 0.00130 | 4.0558 | 323.5186 | 221.4043 | 0.98726 | – |
| 2025 Jun 19 17:56 | 2025 Jun 16 09:33:00 | 8.3702 | 0.00130 | 4.0558 | 323.5186 | 221.4043 | 0.98726 | – |
| 2025 Jun 18 17:56 | 2025 Jun 16 09:33:00 | 8.3702 | 0.00130 | 4.0558 | 323.5186 | 221.4043 | 0.98726 | – |
| 2025 Jun 17 17:56 | 2025 Jun 16 09:33:00 | 8.3702 | 0.00130 | 4.0558 | 323.5186 | 221.4043 | 0.98726 | – |
| 2025 Jun 16 17:56 | 2025 Jun 11 08:02:14 | 8.3591 | 0.00133 | 4.0590 | 323.5590 | 221.4043 | 0.98726 | – |
| 2025 Jun 15 17:56 | 2025 Jun 11 08:02:14 | 8.3591 | 0.00133 | 4.0590 | 323.5590 | 221.4043 | 0.98726 | – |
| 2025 Jun 14 17:56 | 2025 Jun 11 08:02:14 | 8.3591 | 0.00133 | 4.0590 | 323.5590 | 221.4043 | 0.98726 | – |
| 2025 Jun 13 17:56 | 2025 Jun 11 08:02:14 | 8.3591 | 0.00133 | 4.0590 | 323.5590 | 221.4043 | 0.98726 | – |
| 2025 Jun 12 17:56 | 2025 Jun 11 08:02:14 | 8.3591 | 0.00133 | 4.0590 | 323.5590 | 221.4043 | 0.98726 | – |
| 2025 Jun 11 17:56 | 2025 Jun 05 08:16:29 | 8.3465 | 0.00135 | 4.0628 | 322.1538 | 221.4043 | 0.98726 | – |
| 2025 Jun 10 17:56 | 2025 Jun 05 08:16:29 | 8.3465 | 0.00135 | 4.0628 | 322.1538 | 221.4043 | 0.98726 | – |
| 2025 Jun 09 17:56 | 2025 Jun 05 08:16:29 | 8.3465 | 0.00135 | 4.0628 | 322.1538 | 221.4043 | 0.98726 | – |
| 2025 Jun 08 17:56 | 2025 Jun 05 08:16:29 | 8.3465 | 0.00135 | 4.0628 | 322.1538 | 221.4043 | 0.98726 | – |
| 2025 Jun 07 17:56 | 2025 Jun 05 08:16:29 | 8.3465 | 0.00135 | 4.0628 | 322.1538 | 221.4043 | 0.98726 | – |
| 2025 Jun 06 17:56 | 2025 Jun 05 08:16:29 | 8.3465 | 0.00135 | 4.0628 | 322.1538 | 221.4043 | 0.98726 | – |
| 2025 Jun 05 17:56 | 2025 Jun 01 10:34:18 | 8.3379 | 0.00134 | 4.0651 | 321.0666 | 221.4043 | 0.98726 | – |
| 2025 Jun 04 17:57 | 2025 Jun 01 10:34:18 | 8.3379 | 0.00134 | 4.0651 | 321.0666 | 221.4043 | 0.98726 | – |
| 2025 Jun 03 17:57 | 2025 Jun 01 10:34:18 | 8.3379 | 0.00134 | 4.0651 | 321.0666 | 221.4043 | 0.98726 | – |