Orbital elements of USA 77
| Launched | 7 November 1991 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 21809 |
| 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 |
| 2024 Jul 16 17:53 | 2024 Jul 15 18:49:33 | 63.3037 | 0.09038 | 14.6795 | 61.6147 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jul 15 17:53 | 2024 Jul 09 13:22:20 | 63.3037 | 0.09038 | 15.7736 | 61.5074 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jul 14 17:57 | 2024 Jul 09 13:22:20 | 63.3037 | 0.09038 | 15.7736 | 61.5074 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jul 13 17:52 | 2024 Jul 09 13:22:20 | 63.3037 | 0.09038 | 15.7736 | 61.5074 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jul 12 17:53 | 2024 Jul 09 13:22:20 | 63.3037 | 0.09038 | 15.7736 | 61.5074 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jul 11 17:57 | 2024 Jul 09 13:22:20 | 63.3037 | 0.09038 | 15.7736 | 61.5074 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jul 10 17:54 | 2024 Jul 09 13:22:20 | 63.3037 | 0.09038 | 15.7736 | 61.5074 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jul 09 18:45 | 2024 Jun 29 22:03:58 | 63.3057 | 0.09037 | 17.4667 | 61.3452 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jul 08 17:53 | 2024 Jun 29 22:03:58 | 63.3057 | 0.09037 | 17.4667 | 61.3452 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jul 07 17:52 | 2024 Jun 29 22:03:58 | 63.3057 | 0.09037 | 17.4667 | 61.3452 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jul 06 17:57 | 2024 Jun 29 22:03:58 | 63.3057 | 0.09037 | 17.4667 | 61.3452 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jul 05 17:52 | 2024 Jun 29 22:03:58 | 63.3057 | 0.09037 | 17.4667 | 61.3452 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jul 04 17:55 | 2024 Jun 29 22:03:58 | 63.3057 | 0.09037 | 17.4667 | 61.3452 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jul 03 17:54 | 2024 Jun 29 22:03:58 | 63.3057 | 0.09037 | 17.4667 | 61.3452 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jul 02 17:52 | 2024 Jun 29 22:03:58 | 63.3057 | 0.09037 | 17.4667 | 61.3452 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jul 01 17:55 | 2024 Jun 29 22:03:58 | 63.3057 | 0.09037 | 17.4667 | 61.3452 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jun 30 17:54 | 2024 Jun 29 22:03:58 | 63.3057 | 0.09037 | 17.4667 | 61.3452 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jun 29 17:53 | 2024 Jun 24 17:30:42 | 63.3068 | 0.09036 | 18.3783 | 61.2564 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jun 28 17:53 | 2024 Jun 24 17:30:42 | 63.3068 | 0.09036 | 18.3783 | 61.2564 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jun 27 17:54 | 2024 Jun 24 17:30:42 | 63.3068 | 0.09036 | 18.3783 | 61.2564 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jun 26 17:54 | 2024 Jun 24 17:30:42 | 63.3068 | 0.09036 | 18.3783 | 61.2564 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jun 25 17:52 | 2024 Jun 24 17:30:42 | 63.3068 | 0.09036 | 18.3783 | 61.2564 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jun 24 17:53 | 2024 Jun 19 14:44:02 | 63.3071 | 0.09035 | 19.2768 | 61.1756 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jun 23 17:52 | 2024 Jun 19 14:44:02 | 63.3071 | 0.09035 | 19.2768 | 61.1756 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jun 22 17:57 | 2024 Jun 19 14:44:02 | 63.3071 | 0.09035 | 19.2768 | 61.1756 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jun 21 17:57 | 2024 Jun 19 14:44:02 | 63.3071 | 0.09035 | 19.2768 | 61.1756 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jun 20 17:56 | 2024 Jun 19 14:44:02 | 63.3071 | 0.09035 | 19.2768 | 61.1756 | 307.2986 | 13.48932 | 5.243 |
| 2024 Jun 19 17:54 | 2024 Jun 19 14:44:02 | 63.3071 | 0.09035 | 19.2768 | 61.1756 | 307.2986 | 13.48932 | 5.243 |