Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.656194E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T10:12:39+0800
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    1 Object 1

    AOE ID 53674
    NORAD ID 53674
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63891
    NORAD ID 63891
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4620 STARLINK-34123
    Time of Closest Approach 2026-10-20T20:20:23+0000
    Collision Probability (Pc) 1.656194E-6
    Conjunction Distance (km) 2.557 km
    Relative Speed (km/s) 14.343 km/s
    Conjunction Risk Parameters R (Radial): 0.991 | I (In-track): -0.79 | C (Cross-track): -2.22
    Collision Risk Index (CRI) 0.39
    X Position (km) -6669.865 -6669.416
    Position Y (km) 1604.015 1601.755
    Position Z (km) -168.644 -167.535
    Velocity X (km/s) 0.055 -1.183
    Velocity Y (km/s) 0.981 -5.452
    Velocity Z (km/s) 7.56 -5.199

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4620 STARLINK-34123
    Semimajor Axis (a) 6859.362 km 6861.153 km
    Eccentricity (e) 0.000238 0.000167
    Inclination (i) 97.2860° 42.9972°
    RAAN 165.3059° 354.0471°
    Perigee Argument 74.5297° 271.4385°
    Mean Anomaly (M) 108.6331° 88.6275°
    Apogee 482.856 km 484.162 km
    Perigee 479.594 km 481.870 km
    Orbit Epoch 2026-10-19T20:00:04+0000 2026-10-19T05:53:08+0000

    STARLINK-4620 & STARLINK-34123 Collision Probability (Pc) Trend

    STARLINK-4620 & STARLINK-34123 Collision Probability (Pc) TrendNot Available

    STARLINK-4620 & STARLINK-34123 Miss Distance (Miss Distance) Trend

    STARLINK-4620 & STARLINK-34123 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4620Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34123Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4620Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34123Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4620

    No nearby objects data