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 Sep 15 17:56 | 2025 Sep 15 02:12:46 | 8.5843 | 0.00115 | 3.9966 | 320.8690 | 43.0623 | 0.98726 | – |
| 2025 Sep 12 17:57 | 2025 Sep 02 23:20:59 | 8.5535 | 0.00119 | 4.0045 | 323.8043 | 43.0623 | 0.98726 | – |
| 2025 Sep 11 17:57 | 2025 Sep 02 23:20:59 | 8.5535 | 0.00119 | 4.0045 | 323.8043 | 43.0623 | 0.98726 | – |
| 2025 Sep 10 17:56 | 2025 Sep 02 23:20:59 | 8.5535 | 0.00119 | 4.0045 | 323.8043 | 43.0623 | 0.98726 | – |
| 2025 Sep 08 17:57 | 2025 Sep 02 23:20:59 | 8.5535 | 0.00119 | 4.0045 | 323.8043 | 43.0623 | 0.98726 | – |
| 2025 Sep 07 17:56 | 2025 Sep 02 23:20:59 | 8.5535 | 0.00119 | 4.0045 | 323.8043 | 43.0623 | 0.98726 | – |
| 2025 Sep 06 20:41 | 2025 Sep 02 23:20:59 | 8.5535 | 0.00119 | 4.0045 | 323.8043 | 43.0623 | 0.98726 | – |
| 2025 Sep 03 17:57 | 2025 Sep 02 23:20:59 | 8.5535 | 0.00119 | 4.0045 | 323.8043 | 43.0623 | 0.98726 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 12:54:19 | 8.5393 | 0.00121 | 4.0089 | 323.4975 | 43.0623 | 0.98726 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 12:54:19 | 8.5393 | 0.00121 | 4.0089 | 323.4975 | 43.0623 | 0.98726 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 12:54:19 | 8.5393 | 0.00121 | 4.0089 | 323.4975 | 43.0623 | 0.98726 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 12:54:19 | 8.5393 | 0.00121 | 4.0089 | 323.4975 | 43.0623 | 0.98726 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 12:54:19 | 8.5393 | 0.00121 | 4.0089 | 323.4975 | 43.0623 | 0.98726 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 12:54:19 | 8.5393 | 0.00121 | 4.0089 | 323.4975 | 43.0623 | 0.98726 | – |
| 2025 Aug 27 17:56 | 2025 Aug 21 17:02:17 | 8.5260 | 0.00120 | 4.0127 | 322.6811 | 43.0623 | 0.98726 | – |
| 2025 Aug 26 17:56 | 2025 Aug 21 17:02:17 | 8.5260 | 0.00120 | 4.0127 | 322.6811 | 43.0623 | 0.98726 | – |
| 2025 Aug 25 17:56 | 2025 Aug 21 17:02:17 | 8.5260 | 0.00120 | 4.0127 | 322.6811 | 43.0623 | 0.98726 | – |
| 2025 Aug 24 17:56 | 2025 Aug 21 17:02:17 | 8.5260 | 0.00120 | 4.0127 | 322.6811 | 43.0623 | 0.98726 | – |
| 2025 Aug 23 17:56 | 2025 Aug 21 17:02:17 | 8.5260 | 0.00120 | 4.0127 | 322.6811 | 43.0623 | 0.98726 | – |
| 2025 Aug 22 17:56 | 2025 Aug 14 10:57:36 | 8.5076 | 0.00119 | 4.0175 | 323.1564 | 43.0623 | 0.98726 | – |
| 2025 Aug 20 17:56 | 2025 Aug 14 10:57:36 | 8.5076 | 0.00119 | 4.0175 | 323.1564 | 43.0623 | 0.98726 | – |