Orbital elements of USA 159
| Launched | 5 August 2001 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 26880 |
| Alternative names |
DSP 21 |
| 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 02 17:56 | 2025 Jul 01 09:57:12 | 12.4536 | 0.00011 | 1.2562 | 218.0990 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jul 01 17:56 | 2025 Jul 01 09:57:12 | 12.4536 | 0.00011 | 1.2562 | 218.0990 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 30 17:56 | 2025 Jun 30 04:17:15 | 12.4525 | 0.00011 | 1.2568 | 219.8671 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 29 17:56 | 2025 Jun 28 11:11:38 | 12.4510 | 0.00012 | 1.2576 | 221.1772 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 28 17:56 | 2025 Jun 28 09:26:02 | 12.4509 | 0.00013 | 1.2576 | 221.0240 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 27 17:56 | 2025 Jun 27 05:15:26 | 12.4498 | 0.00013 | 1.2581 | 220.2545 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 26 17:56 | 2025 Jun 25 10:02:36 | 12.4480 | 0.00014 | 1.2589 | 218.3277 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 25 17:56 | 2025 Jun 25 10:02:36 | 12.4480 | 0.00014 | 1.2589 | 218.3277 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 24 17:56 | 2025 Jun 24 02:42:49 | 12.4466 | 0.00014 | 1.2594 | 215.5824 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 23 17:56 | 2025 Jun 22 10:05:21 | 12.4449 | 0.00014 | 1.2601 | 212.0187 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 22 17:56 | 2025 Jun 22 10:05:21 | 12.4449 | 0.00014 | 1.2601 | 212.0187 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 21 17:56 | 2025 Jun 21 04:24:18 | 12.4436 | 0.00014 | 1.2606 | 209.0880 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 20 17:57 | 2025 Jun 19 11:13:38 | 12.4419 | 0.00013 | 1.2613 | 204.8135 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 19 17:56 | 2025 Jun 19 10:07:47 | 12.4418 | 0.00013 | 1.2614 | 204.7099 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 18 17:56 | 2025 Jun 18 09:29:45 | 12.4408 | 0.00012 | 1.2618 | 202.5321 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 17 17:56 | 2025 Jun 17 04:14:58 | 12.4397 | 0.00011 | 1.2623 | 200.7541 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 16 17:56 | 2025 Jun 15 11:53:39 | 12.4381 | 0.00010 | 1.2631 | 198.3414 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 15 17:56 | 2025 Jun 15 11:53:39 | 12.4381 | 0.00010 | 1.2631 | 198.3414 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 14 17:56 | 2025 Jun 14 10:11:50 | 12.4372 | 0.00009 | 1.2636 | 197.9980 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 13 17:56 | 2025 Jun 13 05:01:17 | 12.4362 | 0.00008 | 1.2642 | 199.3069 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 12 17:56 | 2025 Jun 11 00:25:38 | 12.4344 | 0.00007 | 1.2652 | 207.3064 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 11 17:56 | 2025 Jun 11 00:25:38 | 12.4344 | 0.00007 | 1.2652 | 207.3064 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 10 17:56 | 2025 Jun 09 17:45:51 | 12.4333 | 0.00007 | 1.2659 | 212.5913 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 09 17:56 | 2025 Jun 08 11:36:38 | 12.4322 | 0.00007 | 1.2665 | 221.0016 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 08 17:56 | 2025 Jun 07 09:57:51 | 12.4314 | 0.00007 | 1.2670 | 225.7909 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 07 17:56 | 2025 Jun 07 09:57:51 | 12.4314 | 0.00007 | 1.2670 | 225.7909 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 06 17:56 | 2025 Jun 06 05:20:19 | 12.4305 | 0.00007 | 1.2676 | 232.0629 | 142.9901 | 1.00271 | 3.000 |
| 2025 Jun 05 17:56 | 2025 May 30 15:52:19 | 12.4249 | 0.00010 | 1.2705 | 153.3655 | 142.9901 | 1.00271 | 3.000 |