Orbital elements of USA 99
| Launched | 6 February 1994 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 22988 |
| Alternative names |
MILSTAR-1 1 |
| 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 13:11:13 | 17.0935 | 0.00012 | 2.0974 | 52.3477 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jul 01 17:56 | 2025 Jun 30 14:47:32 | 17.0922 | 0.00011 | 2.0981 | 50.5401 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 30 17:56 | 2025 Jun 30 10:26:35 | 17.0919 | 0.00011 | 2.0982 | 50.6168 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 29 17:56 | 2025 Jun 29 05:41:27 | 17.0902 | 0.00010 | 2.0990 | 49.7816 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 28 17:56 | 2025 Jun 27 19:43:29 | 17.0880 | 0.00010 | 2.1000 | 49.2629 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 27 17:56 | 2025 Jun 26 13:15:36 | 17.0861 | 0.00009 | 2.1009 | 51.9408 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 26 17:56 | 2025 Jun 25 02:14:38 | 17.0837 | 0.00009 | 2.1020 | 53.4193 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 25 17:56 | 2025 Jun 25 02:14:38 | 17.0837 | 0.00009 | 2.1020 | 53.4193 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 24 17:56 | 2025 Jun 23 13:18:37 | 17.0812 | 0.00009 | 2.1030 | 54.8385 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 23 17:56 | 2025 Jun 22 13:19:26 | 17.0796 | 0.00009 | 2.1037 | 55.3144 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 22 17:56 | 2025 Jun 22 11:55:14 | 17.0795 | 0.00009 | 2.1038 | 54.5091 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 21 17:56 | 2025 Jun 20 12:21:38 | 17.0762 | 0.00011 | 2.1052 | 53.9455 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 20 17:57 | 2025 Jun 20 12:21:38 | 17.0762 | 0.00011 | 2.1052 | 53.9455 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 19 17:56 | 2025 Jun 18 20:00:38 | 17.0735 | 0.00012 | 2.1063 | 50.6355 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 18 17:56 | 2025 Jun 17 10:10:51 | 17.0714 | 0.00013 | 2.1074 | 46.3359 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 17 17:56 | 2025 Jun 17 10:10:51 | 17.0714 | 0.00013 | 2.1074 | 46.3359 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 16 17:56 | 2025 Jun 15 15:07:35 | 17.0686 | 0.00015 | 2.1086 | 41.0442 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 15 17:56 | 2025 Jun 14 03:08:47 | 17.0668 | 0.00016 | 2.1097 | 37.1829 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 14 17:56 | 2025 Jun 13 06:37:46 | 17.0656 | 0.00017 | 2.1103 | 33.9932 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 13 17:56 | 2025 Jun 12 13:32:13 | 17.0645 | 0.00017 | 2.1108 | 43.1296 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 12 17:56 | 2025 Jun 11 20:27:07 | 17.0635 | 0.00017 | 2.1113 | 40.7875 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 11 17:56 | 2025 Jun 11 03:47:57 | 17.0626 | 0.00017 | 2.1118 | 38.3693 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 10 17:56 | 2025 Jun 08 06:01:38 | 17.0588 | 0.00018 | 2.1139 | 28.6490 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 09 17:56 | 2025 Jun 08 06:01:38 | 17.0588 | 0.00018 | 2.1139 | 28.6490 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 08 17:56 | 2025 Jun 08 06:01:38 | 17.0588 | 0.00018 | 2.1139 | 28.6490 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 07 17:56 | 2025 Jun 07 03:14:25 | 17.0573 | 0.00018 | 2.1148 | 25.3063 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 06 17:56 | 2025 Jun 05 15:15:38 | 17.0554 | 0.00017 | 2.1158 | 21.0154 | 303.8626 | 1.00272 | 3.243 |
| 2025 Jun 05 17:56 | 2025 Jun 05 03:16:04 | 17.0547 | 0.00017 | 2.1162 | 19.4533 | 303.8626 | 1.00272 | 3.243 |