Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.269437E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T23:24:39+0800
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    1 Object 1

    AOE ID 57400
    NORAD ID 57400
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 59539
    NORAD ID 59539
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 08 STARLINK-31539
    Time of Closest Approach 2026-09-10T20:26:55+0000
    Collision Probability (Pc) 1.269437E-6
    Conjunction Distance (km) 2.68 km
    Relative Speed (km/s) 10.353 km/s
    Conjunction Risk Parameters R (Radial): 1.902 | I (In-track): -1.387 | C (Cross-track): 1.281
    Collision Risk Index (CRI) 0.37
    X Position (km) 3234.531 3233.974
    Position Y (km) -4038.419 -4039.371
    Position Z (km) -4506.596 -4509.037
    Velocity X (km/s) 2.087 6.527
    Velocity Y (km/s) -4.645 3.674
    Velocity Z (km/s) 5.663 1.391

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 08 STARLINK-31539
    Semimajor Axis (a) 6851.990 km 6861.205 km
    Eccentricity (e) 0.000436 0.000160
    Inclination (i) 97.2510° 43.0051°
    RAAN 301.7581° 25.9520°
    Perigee Argument 154.5872° 266.1764°
    Mean Anomaly (M) 205.5585° 93.8905°
    Apogee 476.844 km 484.170 km
    Perigee 470.862 km 481.966 km
    Orbit Epoch 2026-09-10T06:30:32+0000 2026-09-09T10:14:59+0000

    TIANMU-1 08 & STARLINK-31539 Collision Probability (Pc) Trend

    TIANMU-1 08 & STARLINK-31539 Collision Probability (Pc) TrendNot Available

    TIANMU-1 08 & STARLINK-31539 Miss Distance (Miss Distance) Trend

    TIANMU-1 08 & STARLINK-31539 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 08Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31539Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 08Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31539Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 08

    No nearby objects data