Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    8.228317E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T02:15:38+0800
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    1 Object 1

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

    2 Object 2

    AOE ID 59610
    NORAD ID 59610
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 12 STARLINK-31729
    Time of Closest Approach 2026-09-05T00:47:17+0000
    Collision Probability (Pc) 8.228317E-6
    Conjunction Distance (km) 1.4 km
    Relative Speed (km/s) 14.272 km/s
    Conjunction Risk Parameters R (Radial): -0.034 | I (In-track): 0.497 | C (Cross-track): -1.308
    Collision Risk Index (CRI) 0.53
    X Position (km) -437.198 -435.956
    Position Y (km) -6639.324 -6639.211
    Position Z (km) 1667.625 1668.261
    Velocity X (km/s) -0.88 5.656
    Velocity Y (km/s) 1.915 -1.598
    Velocity Z (km/s) 7.33 -4.86

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 12 STARLINK-31729
    Semimajor Axis (a) 6861.848 km 6861.198 km
    Eccentricity (e) 0.000929 0.000136
    Inclination (i) 97.3432° 43.0027°
    RAAN 267.3728° 109.7713°
    Perigee Argument 74.3812° 272.4904°
    Mean Anomaly (M) 285.8451° 87.5791°
    Apogee 490.083 km 483.997 km
    Perigee 477.339 km 482.125 km
    Orbit Epoch 2026-09-04T07:25:50+0000 2026-09-03T15:08:26+0000

    TIANMU-1 12 & STARLINK-31729 Collision Probability (Pc) Trend

    TIANMU-1 12 & STARLINK-31729 Collision Probability (Pc) TrendNot Available

    TIANMU-1 12 & STARLINK-31729 Miss Distance (Miss Distance) Trend

    TIANMU-1 12 & STARLINK-31729 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 12Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31729Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 12Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31729Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 12

    No nearby objects data