Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.628559E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T16:38:01+0800
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    1 Object 1

    AOE ID 55366
    NORAD ID 55366
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58701
    NORAD ID 58701
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-5654 TIANMU-1 16
    Time of Closest Approach 2026-09-12T18:21:45+0000
    Collision Probability (Pc) 1.628559E-6
    Conjunction Distance (km) 2.518 km
    Relative Speed (km/s) 13.313 km/s
    Conjunction Risk Parameters R (Radial): 2.418 | I (In-track): -0.339 | C (Cross-track): 0.613
    Collision Risk Index (CRI) 0.39
    X Position (km) 1371.573 1370.491
    Position Y (km) 5233.419 5231.454
    Position Z (km) 4211.679 4210.538
    Velocity X (km/s) -6.392 0.041
    Velocity Y (km/s) 3.496 -4.799
    Velocity Z (km/s) -2.255 5.931

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5654 TIANMU-1 16
    Semimajor Axis (a) 6861.191 km 6861.367 km
    Eccentricity (e) 0.000167 0.000715
    Inclination (i) 43.0047° 97.4618°
    RAAN 331.6543° 79.4006°
    Perigee Argument 291.9577° 57.4117°
    Mean Anomaly (M) 68.1097° 302.7812°
    Apogee 484.203 km 488.139 km
    Perigee 481.905 km 478.321 km
    Orbit Epoch 2026-09-09T06:41:14+0000 2026-09-10T23:44:49+0000

    STARLINK-5654 & TIANMU-1 16 Collision Probability (Pc) Trend

    STARLINK-5654 & TIANMU-1 16 Collision Probability (Pc) TrendNot Available

    STARLINK-5654 & TIANMU-1 16 Miss Distance (Miss Distance) Trend

    STARLINK-5654 & TIANMU-1 16 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5654Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANMU-1 16Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5654Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 16Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5654

    No nearby objects data