Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.666075E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T08:04:28+0800
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    1 Object 1

    AOE ID 38299
    NORAD ID 38299
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 69650
    NORAD ID 69650
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-2D DEB STARLINK-37646
    Time of Closest Approach 2026-09-04T14:03:26+0000
    Collision Probability (Pc) 1.666075E-6
    Conjunction Distance (km) 2.594 km
    Relative Speed (km/s) 15.084 km/s
    Conjunction Risk Parameters R (Radial): 0.494 | I (In-track): -0.368 | C (Cross-track): -2.519
    Collision Risk Index (CRI) 0.39
    X Position (km) 2570.231 2567.729
    Position Y (km) -5671.477 -5672.124
    Position Z (km) -2855.34 -2855.122
    Velocity X (km/s) -2.299 0.328
    Velocity Y (km/s) 2.378 -3.301
    Velocity Z (km/s) -6.857 6.867

    Orbital Parameters 国际轨道数据源

    Parameter CZ-2D DEB STARLINK-37646
    Semimajor Axis (a) 6821.444 km 6843.675 km
    Eccentricity (e) 0.004537 0.000138
    Inclination (i) 97.6345° 97.2821°
    RAAN 114.6111° 288.5554°
    Perigee Argument 74.9438° 100.5725°
    Mean Anomaly (M) 285.6822° 259.5673°
    Apogee 474.256 km 466.482 km
    Perigee 412.358 km 464.594 km
    Orbit Epoch 2026-09-01T10:22:31+0000 2026-09-02T02:39:14+0000

    CZ-2D DEB & STARLINK-37646 Collision Probability (Pc) Trend

    CZ-2D DEB & STARLINK-37646 Collision Probability (Pc) TrendNot Available

    CZ-2D DEB & STARLINK-37646 Miss Distance (Miss Distance) Trend

    CZ-2D DEB & STARLINK-37646 Miss Distance (Miss Distance) TrendNot Available

    CZ-2D DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37646Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-2D DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37646Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-2D DEB

    No nearby objects data