Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.559875E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T01:11:31+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 69141
    NORAD ID 69141
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 20 STARLINK-37654
    Time of Closest Approach 2026-09-12T10:14:00+0000
    Collision Probability (Pc) 1.559875E-4
    Conjunction Distance (km) 0.502 km
    Relative Speed (km/s) 9.468 km/s
    Conjunction Risk Parameters R (Radial): 0.066 | I (In-track): -0.389 | C (Cross-track): 0.309
    Collision Risk Index (CRI) 0.79
    X Position (km) -872.134 -872.45
    Position Y (km) 706.558 706.174
    Position Z (km) -6759.42 -6759.485
    Velocity X (km/s) 7.36 0.017
    Velocity Y (km/s) 1.802 7.574
    Velocity Z (km/s) -0.756 0.79

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 20 STARLINK-37654
    Semimajor Axis (a) 6842.194 km 6843.679 km
    Eccentricity (e) 0.000730 0.000180
    Inclination (i) 97.4518° 97.2837°
    RAAN 11.8410° 88.7854°
    Perigee Argument 27.8978° 87.7600°
    Mean Anomaly (M) 332.2655° 272.3850°
    Apogee 469.055 km 466.778 km
    Perigee 459.059 km 464.306 km
    Orbit Epoch 2026-09-11T06:28:11+0000 2026-09-10T13:10:59+0000

    TIANMU-1 20 & STARLINK-37654 Collision Probability (Pc) Trend

    TIANMU-1 20 & STARLINK-37654 Collision Probability (Pc) TrendNot Available

    TIANMU-1 20 & STARLINK-37654 Miss Distance (Miss Distance) Trend

    TIANMU-1 20 & STARLINK-37654 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 20Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37654Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 20Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37654Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 20

    No nearby objects data