Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.412616E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T05:02:39+0800
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    1 Object 1

    AOE ID 53141
    NORAD ID 53141
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58662
    NORAD ID 58662
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-4103 TIANMU-1 21
    Time of Closest Approach 2026-10-17T23:27:12+0000
    Collision Probability (Pc) 1.412616E-6
    Conjunction Distance (km) 2.873 km
    Relative Speed (km/s) 14.77 km/s
    Conjunction Risk Parameters R (Radial): -2.869 | I (In-track): 0.037 | C (Cross-track): 0.128
    Collision Risk Index (CRI) 0.38
    X Position (km) 4241.464 4239.586
    Position Y (km) 5338.436 5336.271
    Position Z (km) 556.916 556.729
    Velocity X (km/s) -3.282 0.391
    Velocity Y (km/s) 3.252 -1.106
    Velocity Z (km/s) -6.081 7.545

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4103 TIANMU-1 21
    Semimajor Axis (a) 6840.879 km 6832.827 km
    Eccentricity (e) 0.000130 0.000577
    Inclination (i) 53.1583° 97.4621°
    RAAN 238.2364° 51.6834°
    Perigee Argument 92.2929° 230.3757°
    Mean Anomaly (M) 267.8222° 129.6979°
    Apogee 463.631 km 458.631 km
    Perigee 461.853 km 450.749 km
    Orbit Epoch 2026-10-17T07:03:56+0000 2026-10-17T12:29:47+0000

    STARLINK-4103 & TIANMU-1 21 Collision Probability (Pc) Trend

    STARLINK-4103 & TIANMU-1 21 Collision Probability (Pc) TrendNot Available

    STARLINK-4103 & TIANMU-1 21 Miss Distance (Miss Distance) Trend

    STARLINK-4103 & TIANMU-1 21 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4103Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANMU-1 21Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4103Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 21Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4103

    No nearby objects data