Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    8.952779E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T04:21:35+0800
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    1 Object 1

    AOE ID 53661
    NORAD ID 53661
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55785
    NORAD ID 55785
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4472 STARLINK-5818
    Time of Closest Approach 2026-10-22T02:44:42+0000
    Collision Probability (Pc) 8.952779E-6
    Conjunction Distance (km) 1.383 km
    Relative Speed (km/s) 15.156 km/s
    Conjunction Risk Parameters R (Radial): 0.55 | I (In-track): -0.157 | C (Cross-track): -1.258
    Collision Risk Index (CRI) 0.54
    X Position (km) -6493.762 -6493.48
    Position Y (km) 1629.008 1627.665
    Position Z (km) 1480.438 1480.606
    Velocity X (km/s) 1.835 -2.152
    Velocity Y (km/s) 0.56 -2.213
    Velocity Z (km/s) 7.382 -6.975

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4472 STARLINK-5818
    Semimajor Axis (a) 6856.044 km 6855.212 km
    Eccentricity (e) 0.000154 0.000318
    Inclination (i) 97.2855° 70.0001°
    RAAN 164.7329° 358.4108°
    Perigee Argument 66.7216° 268.4909°
    Mean Anomaly (M) 26.5760° 91.5901°
    Apogee 478.965 km 479.257 km
    Perigee 476.849 km 474.893 km
    Orbit Epoch 2026-10-19T06:00:01+0000 2026-10-19T03:23:27+0000

    STARLINK-4472 & STARLINK-5818 Collision Probability (Pc) Trend

    STARLINK-4472 & STARLINK-5818 Collision Probability (Pc) TrendNot Available

    STARLINK-4472 & STARLINK-5818 Miss Distance (Miss Distance) Trend

    STARLINK-4472 & STARLINK-5818 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4472Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5818Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4472Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5818Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4472

    No nearby objects data