Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.330034E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:14:54+0800
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    1 Object 1

    AOE ID 51949
    NORAD ID 51949
    Object Type UNKNOWN
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 53073
    NORAD ID 53073
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter OBJECT D STARLINK-4346
    Time of Closest Approach 2026-09-14T07:22:19+0000
    Collision Probability (Pc) 2.330034E-6
    Conjunction Distance (km) 2.11 km
    Relative Speed (km/s) 13.177 km/s
    Conjunction Risk Parameters R (Radial): -2.102 | I (In-track): 0.108 | C (Cross-track): 0.141
    Collision Risk Index (CRI) 0.42
    X Position (km) -902.003 -902.415
    Position Y (km) -3023.018 -3024.035
    Position Z (km) -6105.539 -6107.341
    Velocity X (km/s) 6.691 -0.26
    Velocity Y (km/s) -3.54 6.829
    Velocity Z (km/s) 0.876 -3.341

    Orbital Parameters 国际轨道数据源

    Parameter OBJECT D STARLINK-4346
    Semimajor Axis (a) 6889.712 km 6869.735 km
    Eccentricity (e) 0.013473 0.000507
    Inclination (i) 63.4483° 97.6333°
    RAAN 342.1877° 85.3729°
    Perigee Argument 353.0212° 302.6931°
    Mean Anomaly (M) 6.9019° 57.3817°
    Apogee 604.403 km 495.084 km
    Perigee 418.747 km 488.112 km
    Orbit Epoch 2026-09-10T08:52:43+0000 2026-09-11T07:25:48+0000

    OBJECT D & STARLINK-4346 Collision Probability (Pc) Trend

    OBJECT D & STARLINK-4346 Collision Probability (Pc) TrendNot Available

    OBJECT D & STARLINK-4346 Miss Distance (Miss Distance) Trend

    OBJECT D & STARLINK-4346 Miss Distance (Miss Distance) TrendNot Available

    OBJECT DMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4346Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OBJECT DCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4346Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OBJECT D

    No nearby objects data