Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.171045E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T00:05:36+0800
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    1 Object 1

    AOE ID 51855
    NORAD ID 51855
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53827
    NORAD ID 53827
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3545 STARLINK-4764
    Time of Closest Approach 2026-10-21T01:41:49+0000
    Collision Probability (Pc) 1.171045E-6
    Conjunction Distance (km) 2.446 km
    Relative Speed (km/s) 6.952 km/s
    Conjunction Risk Parameters R (Radial): 1.789 | I (In-track): 1.485 | C (Cross-track): -0.761
    Collision Risk Index (CRI) 0.36
    X Position (km) 2431.655 2429.603
    Position Y (km) -3920.173 -3920.028
    Position Z (km) -5058.817 -5057.495
    Velocity X (km/s) 4.415 7.121
    Velocity Y (km/s) 5.759 1.394
    Velocity Z (km/s) -2.342 2.343

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3545 STARLINK-4764
    Semimajor Axis (a) 6840.897 km 6838.339 km
    Eccentricity (e) 0.000117 0.000244
    Inclination (i) 53.1593° 53.1607°
    RAAN 70.3724° 2.5180°
    Perigee Argument 79.3235° 76.5232°
    Mean Anomaly (M) 280.7899° 283.6042°
    Apogee 463.559 km 461.870 km
    Perigee 461.961 km 458.534 km
    Orbit Epoch 2026-10-20T05:51:50+0000 2026-10-19T21:52:00+0000

    STARLINK-3545 & STARLINK-4764 Collision Probability (Pc) Trend

    STARLINK-3545 & STARLINK-4764 Collision Probability (Pc) TrendNot Available

    STARLINK-3545 & STARLINK-4764 Miss Distance (Miss Distance) Trend

    STARLINK-3545 & STARLINK-4764 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3545Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4764Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3545Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4764Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3545

    No nearby objects data