Orbital elements of UFO 8
| Launched | 15 March 1998 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 25258 |
| Alternative names |
USA 138 |
| 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 Jul 16 17:56 | 2025 Jul 14 18:00:14 | 10.7191 | 0.00034 | 1.6476 | 231.3179 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jul 15 17:56 | 2025 Jul 14 18:00:14 | 10.7191 | 0.00034 | 1.6476 | 231.3179 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jul 14 17:56 | 2025 Jul 08 21:08:17 | 10.7124 | 0.00030 | 1.6500 | 236.1462 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jul 13 17:56 | 2025 Jul 08 21:08:17 | 10.7124 | 0.00030 | 1.6500 | 236.1462 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jul 12 17:56 | 2025 Jul 08 21:08:17 | 10.7124 | 0.00030 | 1.6500 | 236.1462 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jul 11 17:56 | 2025 Jul 08 21:08:17 | 10.7124 | 0.00030 | 1.6500 | 236.1462 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jul 10 17:56 | 2025 Jul 08 21:08:17 | 10.7124 | 0.00030 | 1.6500 | 236.1462 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jul 09 17:56 | 2025 Jul 08 21:08:17 | 10.7124 | 0.00030 | 1.6500 | 236.1462 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jul 08 17:56 | 2025 Jul 03 14:52:02 | 10.7069 | 0.00031 | 1.6522 | 240.9119 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jul 07 17:56 | 2025 Jul 03 14:52:02 | 10.7069 | 0.00031 | 1.6522 | 240.9119 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jul 06 17:56 | 2025 Jul 03 14:52:02 | 10.7069 | 0.00031 | 1.6522 | 240.9119 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jul 05 17:56 | 2025 Jul 03 14:52:02 | 10.7069 | 0.00031 | 1.6522 | 240.9119 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jul 04 17:56 | 2025 Jul 03 14:52:02 | 10.7069 | 0.00031 | 1.6522 | 240.9119 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jul 03 17:56 | 2025 Jul 03 14:52:02 | 10.7069 | 0.00031 | 1.6522 | 240.9119 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jul 02 17:56 | 2025 Jun 28 00:34:38 | 10.7008 | 0.00035 | 1.6544 | 241.3137 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jul 01 17:56 | 2025 Jun 28 00:34:38 | 10.7008 | 0.00035 | 1.6544 | 241.3137 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jun 30 17:56 | 2025 Jun 28 00:34:38 | 10.7008 | 0.00035 | 1.6544 | 241.3137 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jun 29 17:56 | 2025 Jun 28 00:34:38 | 10.7008 | 0.00035 | 1.6544 | 241.3137 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jun 28 17:56 | 2025 Jun 28 00:34:38 | 10.7008 | 0.00035 | 1.6544 | 241.3137 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jun 27 17:56 | 2025 Jun 22 13:58:38 | 10.6938 | 0.00035 | 1.6562 | 238.3837 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jun 26 17:56 | 2025 Jun 22 13:58:38 | 10.6938 | 0.00035 | 1.6562 | 238.3837 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jun 25 17:56 | 2025 Jun 22 13:58:38 | 10.6938 | 0.00035 | 1.6562 | 238.3837 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jun 24 17:56 | 2025 Jun 22 13:58:38 | 10.6938 | 0.00035 | 1.6562 | 238.3837 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jun 23 17:56 | 2025 Jun 22 13:58:38 | 10.6938 | 0.00035 | 1.6562 | 238.3837 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jun 22 17:56 | 2025 Jun 17 12:29:18 | 10.6873 | 0.00032 | 1.6579 | 238.9304 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jun 21 17:56 | 2025 Jun 17 12:29:18 | 10.6873 | 0.00032 | 1.6579 | 238.9304 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jun 20 17:57 | 2025 Jun 17 12:29:18 | 10.6873 | 0.00032 | 1.6579 | 238.9304 | 55.4778 | 1.00375 | 6.000 |
| 2025 Jun 19 17:56 | 2025 Jun 17 12:29:18 | 10.6873 | 0.00032 | 1.6579 | 238.9304 | 55.4778 | 1.00375 | 6.000 |