Orbital elements of NAVSTAR 20
| Launched | 1 August 1990 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 20724 |
| Alternative names |
USA 63 GPS BII-08 SVN 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 Dec 20 18:57 | 2025 Dec 19 09:06:22 | 54.7770 | 0.00355 | 5.3873 | 326.0848 | 35.0820 | 1.87186 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 23:17:37 | 54.7713 | 0.00356 | 5.4045 | 325.9761 | 35.0820 | 1.87186 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 23:17:37 | 54.7713 | 0.00356 | 5.4045 | 325.9761 | 35.0820 | 1.87186 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 23:17:37 | 54.7713 | 0.00356 | 5.4045 | 325.9761 | 35.0820 | 1.87186 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 23:17:37 | 54.7713 | 0.00356 | 5.4045 | 325.9761 | 35.0820 | 1.87186 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 23:17:37 | 54.7713 | 0.00356 | 5.4045 | 325.9761 | 35.0820 | 1.87186 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 23:17:37 | 54.7713 | 0.00356 | 5.4045 | 325.9761 | 35.0820 | 1.87186 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 23:17:37 | 54.7713 | 0.00356 | 5.4045 | 325.9761 | 35.0820 | 1.87186 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 23:17:37 | 54.7713 | 0.00356 | 5.4045 | 325.9761 | 35.0820 | 1.87186 | – |
| 2025 Dec 11 18:56 | 2025 Dec 02 20:01:48 | 54.7641 | 0.00356 | 5.4257 | 325.8263 | 35.0820 | 1.87186 | – |
| 2025 Dec 10 18:56 | 2025 Dec 02 20:01:48 | 54.7641 | 0.00356 | 5.4257 | 325.8263 | 35.0820 | 1.87186 | – |
| 2025 Dec 09 18:56 | 2025 Dec 02 20:01:48 | 54.7641 | 0.00356 | 5.4257 | 325.8263 | 35.0820 | 1.87186 | – |
| 2025 Dec 08 18:56 | 2025 Dec 02 20:01:48 | 54.7641 | 0.00356 | 5.4257 | 325.8263 | 35.0820 | 1.87186 | – |
| 2025 Dec 07 18:56 | 2025 Dec 02 20:01:48 | 54.7641 | 0.00356 | 5.4257 | 325.8263 | 35.0820 | 1.87186 | – |
| 2025 Dec 06 18:56 | 2025 Nov 30 03:24:03 | 54.7617 | 0.00355 | 5.4320 | 325.8329 | 35.0820 | 1.87186 | – |
| 2025 Dec 05 18:57 | 2025 Nov 30 03:24:03 | 54.7617 | 0.00355 | 5.4320 | 325.8329 | 35.0820 | 1.87186 | – |
| 2025 Dec 04 18:57 | 2025 Nov 30 03:24:03 | 54.7617 | 0.00355 | 5.4320 | 325.8329 | 35.0820 | 1.87186 | – |
| 2025 Dec 03 18:56 | 2025 Nov 30 03:24:03 | 54.7617 | 0.00355 | 5.4320 | 325.8329 | 35.0820 | 1.87186 | – |
| 2025 Dec 02 18:56 | 2025 Nov 30 03:24:03 | 54.7617 | 0.00355 | 5.4320 | 325.8329 | 35.0820 | 1.87186 | – |
| 2025 Nov 30 18:57 | 2025 Nov 24 19:10:58 | 54.7577 | 0.00356 | 5.4444 | 325.6543 | 35.0820 | 1.87186 | – |
| 2025 Nov 29 18:56 | 2025 Nov 24 19:10:58 | 54.7577 | 0.00356 | 5.4444 | 325.6543 | 35.0820 | 1.87186 | – |
| 2025 Nov 28 18:57 | 2025 Nov 24 19:10:58 | 54.7577 | 0.00356 | 5.4444 | 325.6543 | 35.0820 | 1.87186 | – |
| 2025 Nov 27 18:57 | 2025 Nov 24 19:10:58 | 54.7577 | 0.00356 | 5.4444 | 325.6543 | 35.0820 | 1.87186 | – |
| 2025 Nov 26 18:57 | 2025 Nov 24 19:10:58 | 54.7577 | 0.00356 | 5.4444 | 325.6543 | 35.0820 | 1.87186 | – |
| 2025 Nov 25 18:57 | 2025 Nov 24 19:10:58 | 54.7577 | 0.00356 | 5.4444 | 325.6543 | 35.0820 | 1.87186 | – |
| 2025 Nov 24 18:56 | 2025 Nov 18 10:45:59 | 54.7527 | 0.00355 | 5.4591 | 325.7167 | 35.0820 | 1.87186 | – |
| 2025 Nov 23 18:57 | 2025 Nov 18 10:45:59 | 54.7527 | 0.00355 | 5.4591 | 325.7167 | 35.0820 | 1.87186 | – |