Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    2.137013E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T15:08:33+0800
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    1 Object 1

    AOE ID 58661
    NORAD ID 58661
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 69300
    NORAD ID 69300
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 20 STARLINK-37456
    Time of Closest Approach 2026-10-19T09:03:27+0000
    Collision Probability (Pc) 2.137013E-4
    Conjunction Distance (km) 0.454 km
    Relative Speed (km/s) 11.042 km/s
    Conjunction Risk Parameters R (Radial): 0.378 | I (In-track): 0.178 | C (Cross-track): 0.181
    Collision Risk Index (CRI) 0.82
    X Position (km) 90.855 91.102
    Position Y (km) -1267.809 -1267.727
    Position Z (km) 6716.762 6716.39
    Velocity X (km/s) -4.932 -5.59
    Velocity Y (km/s) -5.735 5.095
    Velocity Z (km/s) -1.017 1.035

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 20 STARLINK-37456
    Semimajor Axis (a) 6840.599 km 6843.703 km
    Eccentricity (e) 0.000583 0.000116
    Inclination (i) 97.4553° 97.2862°
    RAAN 49.8316° 315.8009°
    Perigee Argument 232.8485° 116.6875°
    Mean Anomaly (M) 127.2226° 243.4486°
    Apogee 466.449 km 466.360 km
    Perigee 458.475 km 464.772 km
    Orbit Epoch 2026-10-18T21:40:39+0000 2026-10-18T12:20:29+0000

    TIANMU-1 20 & STARLINK-37456 Collision Probability (Pc) Trend

    TIANMU-1 20 & STARLINK-37456 Collision Probability (Pc) TrendNot Available

    TIANMU-1 20 & STARLINK-37456 Miss Distance (Miss Distance) Trend

    TIANMU-1 20 & STARLINK-37456 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 20Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37456Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 20Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37456Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 20

    No nearby objects data