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 Feb 28 18:56 | 2026 Feb 28 05:16:12 | 97.4030 | 0.00013 | 20.9231 | 185.8267 | 174.2957 | 15.26333 | – |
| 2026 Feb 27 19:05 | 2026 Feb 27 05:40:07 | 97.4030 | 0.00011 | 20.8582 | 191.8701 | 174.2957 | 15.26333 | – |
| 2026 Feb 26 20:45 | 2026 Feb 26 06:04:00 | 97.4026 | 0.00010 | 20.7932 | 200.5736 | 174.2957 | 15.26333 | – |
| 2026 Feb 05 18:58 | 2026 Feb 05 03:16:05 | 97.4048 | 0.00025 | 19.3993 | 7.0041 | 174.2957 | 15.26333 | – |
| 2026 Feb 04 18:57 | 2026 Feb 04 05:13:36 | 97.4058 | 0.00026 | 19.3387 | 11.9487 | 174.2957 | 15.26333 | – |
| 2026 Feb 03 18:56 | 2026 Feb 03 05:36:37 | 97.4061 | 0.00028 | 19.2737 | 13.7508 | 174.2957 | 15.26333 | – |
| 2026 Feb 02 18:56 | 2026 Feb 02 10:43:00 | 97.4066 | 0.00029 | 19.2218 | 14.4233 | 174.2957 | 15.26333 | – |
| 2026 Feb 01 18:56 | 2026 Feb 01 06:22:32 | 97.4069 | 0.00030 | 19.1439 | 15.9902 | 174.2957 | 15.26333 | – |