Orbital elements of NAVSTAR 18
| Launched | 23 January 1990 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 20452 |
| Alternative names |
USA 50 GPS BII-06 SVN 18 |
| 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 May 09 17:57 | 2025 May 09 09:23:26 | 54.7837 | 0.00162 | 9.8514 | 276.0732 | 160.0679 | 1.89598 | – |
| 2025 May 08 17:56 | 2025 May 03 11:30:27 | 54.7824 | 0.00161 | 9.8652 | 275.9821 | 160.0679 | 1.89598 | – |
| 2025 May 07 17:56 | 2025 May 03 11:30:27 | 54.7824 | 0.00161 | 9.8652 | 275.9821 | 160.0679 | 1.89598 | – |
| 2025 May 06 17:57 | 2025 May 03 11:30:27 | 54.7824 | 0.00161 | 9.8652 | 275.9821 | 160.0679 | 1.89598 | – |
| 2025 May 05 17:56 | 2025 May 03 11:30:27 | 54.7824 | 0.00161 | 9.8652 | 275.9821 | 160.0679 | 1.89598 | – |
| 2025 May 04 17:57 | 2025 May 03 11:30:27 | 54.7824 | 0.00161 | 9.8652 | 275.9821 | 160.0679 | 1.89598 | – |
| 2025 May 03 17:57 | 2025 May 03 11:30:27 | 54.7824 | 0.00161 | 9.8652 | 275.9821 | 160.0679 | 1.89598 | – |
| 2025 May 01 17:56 | 2025 Apr 22 09:30:08 | 54.7800 | 0.00161 | 9.8910 | 275.6675 | 160.0679 | 1.89598 | – |
| 2025 Apr 30 17:56 | 2025 Apr 22 09:30:08 | 54.7800 | 0.00161 | 9.8910 | 275.6675 | 160.0679 | 1.89598 | – |
| 2025 Apr 29 17:57 | 2025 Apr 22 09:30:08 | 54.7800 | 0.00161 | 9.8910 | 275.6675 | 160.0679 | 1.89598 | – |
| 2025 Apr 27 17:56 | 2025 Apr 22 09:30:08 | 54.7800 | 0.00161 | 9.8910 | 275.6675 | 160.0679 | 1.89598 | – |
| 2025 Apr 26 17:57 | 2025 Apr 22 09:30:08 | 54.7800 | 0.00161 | 9.8910 | 275.6675 | 160.0679 | 1.89598 | – |
| 2025 Apr 25 17:56 | 2025 Apr 22 09:30:08 | 54.7800 | 0.00161 | 9.8910 | 275.6675 | 160.0679 | 1.89598 | – |
| 2025 Apr 24 17:56 | 2025 Apr 22 09:30:08 | 54.7800 | 0.00161 | 9.8910 | 275.6675 | 160.0679 | 1.89598 | – |
| 2025 Apr 23 17:57 | 2025 Apr 22 09:30:08 | 54.7800 | 0.00161 | 9.8910 | 275.6675 | 160.0679 | 1.89598 | – |
| 2025 Apr 22 17:56 | 2025 Apr 22 09:30:08 | 54.7800 | 0.00161 | 9.8910 | 275.6675 | 160.0679 | 1.89598 | – |
| 2025 Apr 21 17:57 | 2025 Apr 14 11:45:32 | 54.7784 | 0.00160 | 9.9094 | 275.5046 | 160.0679 | 1.89598 | – |
| 2025 Apr 20 17:56 | 2025 Apr 14 11:45:32 | 54.7784 | 0.00160 | 9.9094 | 275.5046 | 160.0679 | 1.89598 | – |
| 2025 Apr 19 17:56 | 2025 Apr 14 11:45:32 | 54.7784 | 0.00160 | 9.9094 | 275.5046 | 160.0679 | 1.89598 | – |
| 2025 Apr 18 17:57 | 2025 Apr 14 11:45:32 | 54.7784 | 0.00160 | 9.9094 | 275.5046 | 160.0679 | 1.89598 | – |
| 2025 Apr 17 17:56 | 2025 Apr 14 11:45:32 | 54.7784 | 0.00160 | 9.9094 | 275.5046 | 160.0679 | 1.89598 | – |
| 2025 Apr 16 17:57 | 2025 Apr 14 11:45:32 | 54.7784 | 0.00160 | 9.9094 | 275.5046 | 160.0679 | 1.89598 | – |
| 2025 Apr 15 17:56 | 2025 Apr 10 09:47:53 | 54.7776 | 0.00160 | 9.9189 | 275.3618 | 160.0679 | 1.89598 | – |
| 2025 Apr 14 17:56 | 2025 Apr 10 09:47:53 | 54.7776 | 0.00160 | 9.9189 | 275.3618 | 160.0679 | 1.89598 | – |