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| 轨道参数 | IRAS | FENGYUN 1C DEB |
|---|---|---|
| 半长轴 (a) | 7268.519 km | 7236.902 km |
| 偏心率 (e) | 0.001954 | 0.004987 |
| 轨道倾角 (i) | 99.0701° | 98.7741° |
| 升交点赤经 (RAAN) | 72.4738° | 244.0091° |
| 近地点幅角(ω) | 94.6712° | 155.9445° |
| 平近点角 (M) | 265.6685° | 233.9666° |
| 远地点高度(Apogee) | 904.582 km | 894.860 km |
| 近地点高度(Perigee) | 876.182 km | 822.670 km |
| 轨道历元 (Epoch) | 2026-09-08T12:01:27+0000 | 2026-09-07T21:59:58+0000 |
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