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Spacecraft information: JCSAT-4A
Launch Details
| Launched | 15 February 1999 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | Japan |
| NORAD ID | 25630 |
| COSPAR ID | 1999-006A |
| Observing |
Current orbital elements
| Inclination | 9.492° |
| Eccentricity | 0.00207 |
| RA ascending node | 3.784 hr |
| Argument perigee | 33.215° |
| Mean anomaly | 330.309° |
| Orbital period | 1457.317 min |
| Epoch of osculation | 26 Mar 2026, 06:56 |
Derived Quantities
| Min Altitude | 36119.9 km |
| Mean Altitude | 36208.1 km |
| Peak Altitude | 36296.2 km |
Launched alongside
ATLAS 2AS CENTAUR R/BOrbital History
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