Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    5.625331E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T15:31:47+0800
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    1 Object 1

    AOE ID 30520
    NORAD ID 30520
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 69299
    NORAD ID 69299
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-37455
    Time of Closest Approach 2026-09-06T00:44:15+0000
    Collision Probability (Pc) 5.625331E-6
    Conjunction Distance (km) 1.588 km
    Relative Speed (km/s) 14.989 km/s
    Conjunction Risk Parameters R (Radial): -1.287 | I (In-track): 0.161 | C (Cross-track): -0.915
    Collision Risk Index (CRI) 0.5
    X Position (km) 930.292 929.208
    Position Y (km) -5030.641 -5029.884
    Position Z (km) -4559.018 -4558.14
    Velocity X (km/s) -2.43 -0.365
    Velocity Y (km/s) 4.631 -5.147
    Velocity Z (km/s) -5.56 5.61

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-37455
    Semimajor Axis (a) 6866.729 km 6843.667 km
    Eccentricity (e) 0.005284 0.000186
    Inclination (i) 98.7057° 97.2842°
    RAAN 106.9815° 271.9352°
    Perigee Argument 281.5592° 111.6049°
    Mean Anomaly (M) 77.9713° 248.5391°
    Apogee 524.877 km 466.801 km
    Perigee 452.307 km 464.259 km
    Orbit Epoch 2026-09-04T21:00:15+0000 2026-09-04T00:22:20+0000

    FENGYUN 1C DEB & STARLINK-37455 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-37455 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-37455 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-37455 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37455Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37455Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data