Orbital elements of USA 141
| Launched | 2 October 1998 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 25615 |
| Alternative names |
ATEX ADVANCED TETHER EXPERIMENT |
| 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 04 18:57 | 2026 Mar 04 12:18:25 | 84.9801 | 0.00075 | 4.6699 | 176.3215 | 183.8043 | 14.47174 | 6.243 |
| 2026 Mar 03 18:56 | 2026 Feb 26 11:56:05 | 84.9799 | 0.00068 | 4.9082 | 196.5232 | 183.8043 | 14.47174 | 6.243 |
| 2026 Mar 02 18:57 | 2026 Feb 26 11:56:05 | 84.9799 | 0.00068 | 4.9082 | 196.5232 | 183.8043 | 14.47174 | 6.243 |
| 2026 Mar 01 18:57 | 2026 Feb 26 11:56:05 | 84.9799 | 0.00068 | 4.9082 | 196.5232 | 183.8043 | 14.47174 | 6.243 |
| 2026 Feb 28 18:56 | 2026 Feb 26 11:56:05 | 84.9799 | 0.00068 | 4.9082 | 196.5232 | 183.8043 | 14.47174 | 6.243 |
| 2026 Feb 27 19:05 | 2026 Feb 26 11:56:05 | 84.9799 | 0.00068 | 4.9082 | 196.5232 | 183.8043 | 14.47174 | 6.243 |
| 2026 Feb 26 20:45 | 2026 Feb 26 11:56:05 | 84.9799 | 0.00068 | 4.9082 | 196.5232 | 183.8043 | 14.47174 | 6.243 |
| 2026 Feb 05 18:58 | 2026 Feb 02 10:26:29 | 84.9822 | 0.00058 | 5.8615 | 295.9953 | 183.8043 | 14.47174 | 6.243 |