Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.542585E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T23:21:35+0800
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    1 Object 1

    AOE ID 55987
    NORAD ID 55987
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58646
    NORAD ID 58646
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-5915 TIANMU-1 12
    Time of Closest Approach 2026-09-12T08:46:47+0000
    Collision Probability (Pc) 1.542585E-6
    Conjunction Distance (km) 2.668 km
    Relative Speed (km/s) 14.303 km/s
    Conjunction Risk Parameters R (Radial): -0.534 | I (In-track): 0.911 | C (Cross-track): -2.449
    Collision Risk Index (CRI) 0.39
    X Position (km) 784.773 782.514
    Position Y (km) -6704.729 -6705.301
    Position Z (km) -1234.167 -1235.464
    Velocity X (km/s) 5.522 -0.827
    Velocity Y (km/s) 1.566 -1.454
    Velocity Z (km/s) -5.018 7.438

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5915 TIANMU-1 12
    Semimajor Axis (a) 6861.188 km 6861.700 km
    Eccentricity (e) 0.000121 0.000896
    Inclination (i) 43.0026° 97.3423°
    RAAN 104.4031° 273.3070°
    Perigee Argument 277.6934° 57.0049°
    Mean Anomaly (M) 82.3780° 303.2049°
    Apogee 483.882 km 489.709 km
    Perigee 482.220 km 477.417 km
    Orbit Epoch 2026-09-08T23:53:48+0000 2026-09-10T08:05:04+0000

    STARLINK-5915 & TIANMU-1 12 Collision Probability (Pc) Trend

    STARLINK-5915 & TIANMU-1 12 Collision Probability (Pc) TrendNot Available

    STARLINK-5915 & TIANMU-1 12 Miss Distance (Miss Distance) Trend

    STARLINK-5915 & TIANMU-1 12 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5915Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANMU-1 12Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5915Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 12Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5915

    No nearby objects data