Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.647783E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T15:38:42+0800
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    1 Object 1

    AOE ID 58453
    NORAD ID 58453
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59357
    NORAD ID 59357
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30957 STARLINK-31557
    Time of Closest Approach 2026-10-21T23:31:32+0000
    Collision Probability (Pc) 3.647783E-6
    Conjunction Distance (km) 1.673 km
    Relative Speed (km/s) 9.947 km/s
    Conjunction Risk Parameters R (Radial): 1.224 | I (In-track): 0.869 | C (Cross-track): 0.74
    Collision Risk Index (CRI) 0.46
    X Position (km) -5018.311 -5018.157
    Position Y (km) -4308.083 -4306.449
    Position Z (km) 1817.182 1816.864
    Velocity X (km/s) 4.771 2.763
    Velocity Y (km/s) -3.527 -5.251
    Velocity Z (km/s) 4.794 -4.794

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30957 STARLINK-31557
    Semimajor Axis (a) 6861.221 km 6860.975 km
    Eccentricity (e) 0.000125 0.000134
    Inclination (i) 43.0020° 42.9998°
    RAAN 210.1712° 66.4427°
    Perigee Argument 274.2119° 201.2949°
    Mean Anomaly (M) 85.8589° 158.7847°
    Apogee 483.946 km 483.761 km
    Perigee 482.222 km 481.915 km
    Orbit Epoch 2026-10-20T19:10:45+0000 2026-10-20T10:45:04+0000

    STARLINK-30957 & STARLINK-31557 Collision Probability (Pc) Trend

    STARLINK-30957 & STARLINK-31557 Collision Probability (Pc) TrendNot Available

    STARLINK-30957 & STARLINK-31557 Miss Distance (Miss Distance) Trend

    STARLINK-30957 & STARLINK-31557 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30957Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31557Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30957Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31557Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30957

    No nearby objects data