Orbital elements of GPS 21
| Launched | 30 March 2003 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 27704 |
| Alternative names |
USA 168 NAVSTAR 52 GPS BIIR-09 SVN 45 PRN 21 SLOT D3 |
| 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 May 25 17:57 | 2026 May 20 13:40:33 | 54.8300 | 0.00030 | 21.7454 | 1.9314 | 320.9052 | 1.94743 | – |
| 2026 May 24 17:57 | 2026 May 20 13:40:33 | 54.8300 | 0.00030 | 21.7454 | 1.9314 | 320.9052 | 1.94743 | – |
| 2026 May 23 17:58 | 2026 May 20 13:40:33 | 54.8300 | 0.00030 | 21.7454 | 1.9314 | 320.9052 | 1.94743 | – |
| 2026 May 22 17:57 | 2026 May 20 13:40:33 | 54.8300 | 0.00030 | 21.7454 | 1.9314 | 320.9052 | 1.94743 | – |
| 2026 May 21 17:57 | 2026 May 20 13:40:33 | 54.8300 | 0.00030 | 21.7454 | 1.9314 | 320.9052 | 1.94743 | – |
| 2026 May 20 17:57 | 2026 May 20 02:30:45 | 54.8302 | 0.00030 | 21.7465 | 1.9111 | 320.9052 | 1.94743 | – |
| 2026 May 19 17:58 | 2026 May 19 08:09:16 | 54.8307 | 0.00030 | 21.7485 | 1.9086 | 320.9052 | 1.94743 | – |
| 2026 May 18 17:57 | 2026 May 17 13:21:37 | 54.8316 | 0.00031 | 21.7530 | 1.7706 | 320.9052 | 1.94743 | – |
| 2026 May 17 17:57 | 2026 May 17 13:21:37 | 54.8316 | 0.00031 | 21.7530 | 1.7706 | 320.9052 | 1.94743 | – |
| 2026 May 16 17:56 | 2026 May 15 17:55:26 | 54.8328 | 0.00031 | 21.7576 | 1.4971 | 320.9052 | 1.94743 | – |
| 2026 May 15 17:57 | 2026 May 13 04:31:40 | 54.8343 | 0.00032 | 21.7641 | 1.1693 | 320.9052 | 1.94743 | – |
| 2026 May 14 17:58 | 2026 May 13 04:31:40 | 54.8343 | 0.00032 | 21.7641 | 1.1693 | 320.9052 | 1.94743 | – |
| 2026 May 13 17:58 | 2026 May 13 04:31:40 | 54.8343 | 0.00032 | 21.7641 | 1.1693 | 320.9052 | 1.94743 | – |
| 2026 May 12 17:58 | 2026 May 12 02:57:54 | 54.8350 | 0.00033 | 21.7668 | 1.0392 | 320.9052 | 1.94743 | – |
| 2026 May 11 17:56 | 2026 May 11 03:40:52 | 54.8356 | 0.00033 | 21.7692 | 0.9533 | 320.9052 | 1.94743 | – |
| 2026 May 10 17:57 | 2026 May 10 02:16:38 | 54.8362 | 0.00033 | 21.7719 | 0.8630 | 320.9052 | 1.94743 | – |
| 2026 May 09 17:57 | 2026 May 09 02:40:12 | 54.8367 | 0.00034 | 21.7744 | 0.8139 | 320.9052 | 1.94743 | – |
| 2026 May 08 17:57 | 2026 May 08 00:47:28 | 54.8374 | 0.00034 | 21.7771 | 0.7492 | 320.9052 | 1.94743 | – |
| 2026 May 07 17:58 | 2026 May 06 11:56:02 | 54.8382 | 0.00034 | 21.7810 | 0.5774 | 320.9052 | 1.94743 | – |
| 2026 May 06 17:57 | 2026 May 06 11:56:02 | 54.8382 | 0.00034 | 21.7810 | 0.5774 | 320.9052 | 1.94743 | – |
| 2026 May 05 17:57 | 2026 May 04 22:46:41 | 54.8391 | 0.00035 | 21.7850 | 0.3434 | 320.9052 | 1.94743 | – |
| 2026 May 04 17:57 | 2026 May 03 15:03:08 | 54.8398 | 0.00035 | 21.7883 | 0.1116 | 320.9052 | 1.94743 | – |
| 2026 May 03 17:57 | 2026 May 02 21:41:52 | 54.8402 | 0.00035 | 21.7901 | 359.8892 | 320.9052 | 1.94743 | – |
| 2026 May 02 17:57 | 2026 May 02 09:23:38 | 54.8405 | 0.00035 | 21.7914 | 359.8422 | 320.9052 | 1.94743 | – |
| 2026 May 01 17:56 | 2026 Apr 30 14:38:14 | 54.8415 | 0.00036 | 21.7959 | 359.3922 | 320.9052 | 1.94743 | – |
| 2026 Apr 30 17:56 | 2026 Apr 29 13:59:28 | 54.8421 | 0.00036 | 21.7985 | 359.0522 | 320.9052 | 1.94743 | – |
| 2026 Apr 29 17:57 | 2026 Apr 29 07:27:32 | 54.8422 | 0.00036 | 21.7992 | 358.9899 | 320.9052 | 1.94743 | – |
| 2026 Apr 28 17:56 | 2026 Apr 28 13:18:28 | 54.8427 | 0.00036 | 21.8012 | 358.7178 | 320.9052 | 1.94743 | – |