Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.995895E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T05:11:29+0800
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    1 Object 1

    AOE ID 58702
    NORAD ID 58702
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 59414
    NORAD ID 59414
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 17 STARLINK-31457
    Time of Closest Approach 2026-10-21T06:00:12+0000
    Collision Probability (Pc) 2.995895E-6
    Conjunction Distance (km) 1.854 km
    Relative Speed (km/s) 11.586 km/s
    Conjunction Risk Parameters R (Radial): 1.209 | I (In-track): -0.907 | C (Cross-track): -1.073
    Collision Risk Index (CRI) 0.45
    X Position (km) -3039.294 -3039.913
    Position Y (km) 3999.017 3998.371
    Position Z (km) -4679.605 -4677.982
    Velocity X (km/s) -2.015 -6.129
    Velocity Y (km/s) 4.885 -4.522
    Velocity Z (km/s) 5.484 0.118

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 17 STARLINK-31457
    Semimajor Axis (a) 6860.364 km 6861.189 km
    Eccentricity (e) 0.000385 0.000112
    Inclination (i) 97.4629° 42.9983°
    RAAN 118.5236° 227.2003°
    Perigee Argument 282.7796° 266.3834°
    Mean Anomaly (M) 77.3013° 93.6889°
    Apogee 484.869 km 483.824 km
    Perigee 479.585 km 482.280 km
    Orbit Epoch 2026-10-19T13:19:32+0000 2026-10-19T04:10:26+0000

    TIANMU-1 17 & STARLINK-31457 Collision Probability (Pc) Trend

    TIANMU-1 17 & STARLINK-31457 Collision Probability (Pc) TrendNot Available

    TIANMU-1 17 & STARLINK-31457 Miss Distance (Miss Distance) Trend

    TIANMU-1 17 & STARLINK-31457 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 17Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31457Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 17Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31457Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 17

    No nearby objects data