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Spacecraft information: ECHOSTAR 4
Launch Details
| Launched | 6 May 1998 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | United States |
| NORAD ID | 25331 |
| COSPAR ID | 1998-028A |
| Observing |
Current orbital elements
| Inclination | 11.466° |
| Eccentricity | 0.00159 |
| RA ascending node | 2.160 hr |
| Argument perigee | 269.631° |
| Mean anomaly | 268.599° |
| Orbital period | 1455.237 min |
| Epoch of osculation | 31 Dec 2025, 07:42 |
Derived Quantities
| Min Altitude | 36099.7 km |
| Mean Altitude | 36167.6 km |
| Peak Altitude | 36235.4 km |
Orbital History
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