Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.817252E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T15:16:32+0800
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    1 Object 1

    AOE ID 36283
    NORAD ID 36283
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 57608
    NORAD ID 57608
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-30258
    Time of Closest Approach 2026-09-12T10:45:05+0000
    Collision Probability (Pc) 6.817252E-6
    Conjunction Distance (km) 1.485 km
    Relative Speed (km/s) 14.443 km/s
    Conjunction Risk Parameters R (Radial): 1.481 | I (In-track): -0.027 | C (Cross-track): 0.113
    Collision Risk Index (CRI) 0.52
    X Position (km) -2486.168 -2485.723
    Position Y (km) 6380.132 6378.725
    Position Z (km) 447.567 447.407
    Velocity X (km/s) 0.995 -5.081
    Velocity Y (km/s) 0.894 -2.348
    Velocity Z (km/s) -7.515 5.18

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-30258
    Semimajor Axis (a) 6877.982 km 6861.185 km
    Eccentricity (e) 0.004563 0.000171
    Inclination (i) 99.4232° 43.0072°
    RAAN 285.5285° 115.7714°
    Perigee Argument 245.2434° 260.4751°
    Mean Anomaly (M) 114.4043° 99.5908°
    Apogee 531.232 km 484.222 km
    Perigee 468.458 km 481.874 km
    Orbit Epoch 2026-09-08T08:09:28+0000 2026-09-10T22:38:05+0000

    FENGYUN 1C DEB & STARLINK-30258 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-30258 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-30258 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-30258 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30258Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30258Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data