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AEHF-4
Launch Details
| Launched | 16 October 2018 |
| Flight ended | – |
| Status | Operational |
| Categories |
Geostationary
Active satellites |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 43651 |
| COSPAR ID | 2018-079A |
| Alternative names |
USA 288 |
| Observing |
Current orbital elements
| Inclination | 1.467° |
| Eccentricity | 0.00588 |
| RA ascending node | 23.037 hr |
| Argument perigee | 3.159° |
| Mean anomaly | 285.243° |
| Orbital period | 1436.056 min |
| Epoch of osculation | 15 Nov 2025, 19:05 |
Derived Quantities