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 Jan 19 18:57 | 2026 Jan 16 11:52:03 | 84.9848 | 0.00073 | 6.5322 | 0.2336 | 359.8866 | 14.47128 | 6.243 |
| 2026 Jan 18 18:57 | 2026 Jan 16 11:52:03 | 84.9848 | 0.00073 | 6.5322 | 0.2336 | 359.8866 | 14.47128 | 6.243 |
| 2026 Jan 17 18:56 | 2026 Jan 16 11:52:03 | 84.9848 | 0.00073 | 6.5322 | 0.2336 | 359.8866 | 14.47128 | 6.243 |
| 2026 Jan 16 18:57 | 2026 Jan 16 11:52:03 | 84.9848 | 0.00073 | 6.5322 | 0.2336 | 359.8866 | 14.47128 | 6.243 |
| 2026 Jan 15 18:56 | 2026 Jan 11 07:24:18 | 84.9853 | 0.00078 | 6.7375 | 16.5686 | 359.8866 | 14.47128 | 6.243 |
| 2026 Jan 13 18:56 | 2026 Jan 11 07:24:18 | 84.9853 | 0.00078 | 6.7375 | 16.5686 | 359.8866 | 14.47128 | 6.243 |
| 2026 Jan 11 18:57 | 2026 Jan 11 07:24:18 | 84.9853 | 0.00078 | 6.7375 | 16.5686 | 359.8866 | 14.47128 | 6.243 |
| 2026 Jan 10 18:57 | 2026 Jan 06 07:55:15 | 84.9857 | 0.00083 | 6.9345 | 31.2776 | 359.8866 | 14.47128 | 6.243 |
| 2026 Jan 09 18:57 | 2026 Jan 06 07:55:15 | 84.9857 | 0.00083 | 6.9345 | 31.2776 | 359.8866 | 14.47128 | 6.243 |
| 2026 Jan 08 18:56 | 2026 Jan 06 07:55:15 | 84.9857 | 0.00083 | 6.9345 | 31.2776 | 359.8866 | 14.47128 | 6.243 |
| 2026 Jan 07 18:57 | 2026 Jan 06 07:55:15 | 84.9857 | 0.00083 | 6.9345 | 31.2776 | 359.8866 | 14.47128 | 6.243 |
| 2026 Jan 06 18:56 | 2026 Jan 06 07:55:15 | 84.9857 | 0.00083 | 6.9345 | 31.2776 | 359.8866 | 14.47128 | 6.243 |
| 2026 Jan 05 18:57 | 2025 Dec 31 07:32:36 | 84.9859 | 0.00089 | 7.1725 | 48.1687 | 359.8866 | 14.47128 | 6.243 |
| 2026 Jan 04 18:56 | 2025 Dec 31 07:32:36 | 84.9859 | 0.00089 | 7.1725 | 48.1687 | 359.8866 | 14.47128 | 6.243 |
| 2026 Jan 03 18:57 | 2025 Dec 31 07:32:36 | 84.9859 | 0.00089 | 7.1725 | 48.1687 | 359.8866 | 14.47128 | 6.243 |
| 2026 Jan 01 18:56 | 2025 Dec 31 07:32:36 | 84.9859 | 0.00089 | 7.1725 | 48.1687 | 359.8866 | 14.47128 | 6.243 |
| 2025 Dec 31 18:57 | 2025 Dec 31 07:32:36 | 84.9859 | 0.00089 | 7.1725 | 48.1687 | 359.8866 | 14.47128 | 6.243 |
| 2025 Dec 30 18:56 | 2025 Dec 26 09:43:03 | 84.9857 | 0.00092 | 7.3668 | 62.0460 | 359.8866 | 14.47128 | 6.243 |
| 2025 Dec 29 18:56 | 2025 Dec 26 09:43:03 | 84.9857 | 0.00092 | 7.3668 | 62.0460 | 359.8866 | 14.47128 | 6.243 |
| 2025 Dec 28 18:57 | 2025 Dec 26 09:43:03 | 84.9857 | 0.00092 | 7.3668 | 62.0460 | 359.8866 | 14.47128 | 6.243 |
| 2025 Dec 27 18:57 | 2025 Dec 26 09:43:03 | 84.9857 | 0.00092 | 7.3668 | 62.0460 | 359.8866 | 14.47128 | 6.243 |
| 2025 Dec 26 18:56 | 2025 Dec 26 09:43:03 | 84.9857 | 0.00092 | 7.3668 | 62.0460 | 359.8866 | 14.47128 | 6.243 |
| 2025 Dec 25 18:57 | 2025 Dec 20 09:20:18 | 84.9856 | 0.00095 | 7.6048 | 77.9753 | 359.8866 | 14.47128 | 6.243 |
| 2025 Dec 24 18:56 | 2025 Dec 20 09:20:18 | 84.9856 | 0.00095 | 7.6048 | 77.9753 | 359.8866 | 14.47128 | 6.243 |
| 2025 Dec 23 18:56 | 2025 Dec 20 09:20:18 | 84.9856 | 0.00095 | 7.6048 | 77.9753 | 359.8866 | 14.47128 | 6.243 |