Orbital elements of HERMES-4
| Launched | 14 March 2025 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | Italy |
| NORAD ID | 63833 |
| 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 Jan 11 18:57 | 2026 Jan 11 11:04:34 | 97.4077 | 0.00052 | 17.7722 | 60.1033 | 300.0721 | 15.24294 | – |
| 2026 Jan 10 18:57 | 2026 Jan 09 16:32:12 | 97.4077 | 0.00054 | 17.6554 | 64.3308 | 300.0721 | 15.24294 | – |
| 2026 Jan 09 18:57 | 2026 Jan 09 05:30:27 | 97.4077 | 0.00054 | 17.6252 | 65.1781 | 300.0721 | 15.24294 | – |
| 2026 Jan 08 18:56 | 2026 Jan 08 10:36:01 | 97.4078 | 0.00054 | 17.5733 | 66.7596 | 300.0721 | 15.24294 | – |
| 2026 Jan 07 18:57 | 2026 Jan 05 14:50:47 | 97.4080 | 0.00055 | 17.3873 | 72.7884 | 300.0721 | 15.24294 | – |
| 2026 Jan 06 18:56 | 2026 Jan 05 14:50:47 | 97.4080 | 0.00055 | 17.3873 | 72.7884 | 300.0721 | 15.24294 | – |
| 2026 Jan 05 18:57 | 2026 Jan 05 03:48:59 | 97.4083 | 0.00056 | 17.3570 | 74.1811 | 300.0721 | 15.24294 | – |
| 2026 Jan 04 18:56 | 2026 Jan 04 05:45:20 | 97.4086 | 0.00056 | 17.2964 | 75.6829 | 300.0721 | 15.24294 | – |
| 2026 Jan 03 18:57 | 2026 Jan 03 10:50:45 | 97.4088 | 0.00055 | 17.2445 | 77.0793 | 300.0721 | 15.24294 | – |
| 2026 Jan 01 18:56 | 2026 Jan 01 05:15:56 | 97.4089 | 0.00056 | 17.0974 | 81.6891 | 300.0721 | 15.24294 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 15:04:55 | 97.4090 | 0.00056 | 17.0585 | 82.3538 | 300.0721 | 15.24294 | – |
| 2025 Dec 30 18:56 | 2025 Dec 30 05:59:07 | 97.4088 | 0.00055 | 16.9677 | 84.9849 | 300.0721 | 15.24294 | – |
| 2025 Dec 29 18:56 | 2025 Dec 29 06:20:38 | 97.4085 | 0.00055 | 16.9028 | 86.9003 | 300.0721 | 15.24294 | – |
| 2025 Dec 28 18:57 | 2025 Dec 28 14:34:57 | 97.4082 | 0.00055 | 16.8596 | 87.6750 | 300.0721 | 15.24294 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 23:10:39 | 97.4080 | 0.00055 | 16.7515 | 90.8765 | 300.0721 | 15.24294 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 10:34:04 | 97.4077 | 0.00055 | 16.7169 | 92.0298 | 300.0721 | 15.24294 | – |
| 2025 Dec 25 18:57 | 2025 Dec 24 16:00:28 | 97.4081 | 0.00054 | 16.6002 | 95.6866 | 300.0721 | 15.24294 | – |
| 2025 Dec 24 18:56 | 2025 Dec 24 04:58:24 | 97.4082 | 0.00054 | 16.5699 | 96.5905 | 300.0721 | 15.24294 | – |
| 2025 Dec 23 18:56 | 2025 Dec 22 23:01:21 | 97.4086 | 0.00054 | 16.4878 | 99.1148 | 300.0721 | 15.24294 | – |
| 2025 Dec 22 18:57 | 2025 Dec 22 05:40:55 | 97.4089 | 0.00053 | 16.4402 | 100.6774 | 300.0721 | 15.24294 | – |
| 2025 Dec 21 18:57 | 2025 Dec 21 12:20:28 | 97.4090 | 0.00053 | 16.3926 | 102.0131 | 300.0721 | 15.24294 | – |
| 2025 Dec 20 18:57 | 2025 Dec 19 22:30:22 | 97.4093 | 0.00052 | 16.2889 | 105.8152 | 300.0721 | 15.24294 | – |
| 2025 Dec 19 18:57 | 2025 Dec 19 05:09:52 | 97.4095 | 0.00052 | 16.2413 | 107.3780 | 300.0721 | 15.24294 | – |
| 2025 Dec 18 18:57 | 2025 Dec 18 05:31:01 | 97.4097 | 0.00052 | 16.1765 | 109.5383 | 300.0721 | 15.24294 | – |
| 2025 Dec 17 18:58 | 2025 Dec 17 05:52:07 | 97.4095 | 0.00051 | 16.1116 | 112.0932 | 300.0721 | 15.24294 | – |
| 2025 Dec 16 18:57 | 2025 Dec 14 10:04:30 | 97.4089 | 0.00050 | 15.9258 | 118.1252 | 300.0721 | 15.24294 | – |