Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    5.636887E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T07:24:32+0800
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    1 Object 1

    AOE ID 38498
    NORAD ID 38498
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 46469
    NORAD ID 46469
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB HAIYANG 2C
    Time of Closest Approach 2026-09-17T20:49:24+0000
    Collision Probability (Pc) 5.636887E-4
    Conjunction Distance (km) 0.251 km
    Relative Speed (km/s) 10.786 km/s
    Conjunction Risk Parameters R (Radial): -0.233 | I (In-track): -0.056 | C (Cross-track): 0.071
    Collision Risk Index (CRI) 0.9
    X Position (km) -369.286 -369.336
    Position Y (km) 3153.627 3153.8
    Position Z (km) 6601.844 6602.017
    Velocity X (km/s) 2.192 -7.142
    Velocity Y (km/s) 6.428 1.468
    Velocity Z (km/s) -3.247 -1.101

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB HAIYANG 2C
    Semimajor Axis (a) 7651.835 km 7330.080 km
    Eccentricity (e) 0.055438 0.000504
    Inclination (i) 99.6960° 66.0006°
    RAAN 252.6027° 350.1619°
    Perigee Argument 165.3838° 246.0436°
    Mean Anomaly (M) 196.4054° 114.0105°
    Apogee 1697.899 km 955.635 km
    Perigee 849.497 km 948.251 km
    Orbit Epoch 2026-09-14T05:12:59+0000 2026-09-15T14:33:26+0000

    FENGYUN 1C DEB & HAIYANG 2C Collision Probability (Pc) Trend

    FENGYUN 1C DEB & HAIYANG 2C Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & HAIYANG 2C Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & HAIYANG 2C Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HAIYANG 2CMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    HAIYANG 2CCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data