Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.760291E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:58:03+0800
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    1 Object 1

    AOE ID 58645
    NORAD ID 58645
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 59576
    NORAD ID 59576
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 11 STARLINK-31663
    Time of Closest Approach 2026-09-11T18:04:40+0000
    Collision Probability (Pc) 1.760291E-6
    Conjunction Distance (km) 2.399 km
    Relative Speed (km/s) 13.063 km/s
    Conjunction Risk Parameters R (Radial): -0.179 | I (In-track): -1.227 | C (Cross-track): -2.052
    Collision Risk Index (CRI) 0.4
    X Position (km) -1018.39 -1016.387
    Position Y (km) 5183.616 5182.861
    Position Z (km) 4370.106 4371.187
    Velocity X (km/s) 0.314 -6.813
    Velocity Y (km/s) 4.961 -2.893
    Velocity Z (km/s) -5.784 1.842

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 11 STARLINK-31663
    Semimajor Axis (a) 6860.693 km 6861.208 km
    Eccentricity (e) 0.001030 0.000157
    Inclination (i) 97.3431° 43.0048°
    RAAN 274.5789° 44.4541°
    Perigee Argument 65.3233° 274.3235°
    Mean Anomaly (M) 294.9078° 85.7438°
    Apogee 489.624 km 484.147 km
    Perigee 475.488 km 481.995 km
    Orbit Epoch 2026-09-11T08:02:12+0000 2026-09-10T16:40:04+0000

    TIANMU-1 11 & STARLINK-31663 Collision Probability (Pc) Trend

    TIANMU-1 11 & STARLINK-31663 Collision Probability (Pc) TrendNot Available

    TIANMU-1 11 & STARLINK-31663 Miss Distance (Miss Distance) Trend

    TIANMU-1 11 & STARLINK-31663 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 11Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31663Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 11Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31663Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 11

    No nearby objects data