Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    8.311439E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T03:45:52+0800
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    1 Object 1

    AOE ID 58703
    NORAD ID 58703
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 61632
    NORAD ID 61632
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 18 STARLINK-32455
    Time of Closest Approach 2026-10-28T09:50:59+0000
    Collision Probability (Pc) 8.311439E-6
    Conjunction Distance (km) 1.393 km
    Relative Speed (km/s) 14.123 km/s
    Conjunction Risk Parameters R (Radial): -1.357 | I (In-track): -0.121 | C (Cross-track): -0.287
    Collision Risk Index (CRI) 0.53
    X Position (km) 4132.43 4131.369
    Position Y (km) -4784.783 -4783.964
    Position Z (km) 2660.073 2659.695
    Velocity X (km/s) 1.105 3.399
    Velocity Y (km/s) -2.923 5.322
    Velocity Z (km/s) -6.956 4.278

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 18 STARLINK-32455
    Semimajor Axis (a) 6860.816 km 6861.152 km
    Eccentricity (e) 0.000415 0.000098
    Inclination (i) 97.4631° 43.0027°
    RAAN 126.5111° 291.7671°
    Perigee Argument 221.0289° 269.5099°
    Mean Anomaly (M) 139.0638° 90.5640°
    Apogee 485.526 km 483.690 km
    Perigee 479.832 km 482.340 km
    Orbit Epoch 2026-10-27T06:26:29+0000 2026-10-27T00:44:41+0000

    TIANMU-1 18 & STARLINK-32455 Collision Probability (Pc) Trend

    TIANMU-1 18 & STARLINK-32455 Collision Probability (Pc) TrendNot Available

    TIANMU-1 18 & STARLINK-32455 Miss Distance (Miss Distance) Trend

    TIANMU-1 18 & STARLINK-32455 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 18Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32455Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 18Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32455Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 18

    No nearby objects data