Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.165823E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T21:04:29+0800
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    1 Object 1

    AOE ID 54841
    NORAD ID 54841
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67835
    NORAD ID 67835
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4659 STARLINK-36657
    Time of Closest Approach 2026-09-13T20:31:17+0000
    Collision Probability (Pc) 1.165823E-6
    Conjunction Distance (km) 2.755 km
    Relative Speed (km/s) 9.576 km/s
    Conjunction Risk Parameters R (Radial): 1.585 | I (In-track): 1.75 | C (Cross-track): 1.42
    Collision Risk Index (CRI) 0.36
    X Position (km) 3892.861 3895.554
    Position Y (km) -5132.995 -5132.818
    Position Z (km) 2353.231 2353.781
    Velocity X (km/s) 5.726 3.732
    Velocity Y (km/s) 2.275 4.902
    Velocity Z (km/s) -4.495 4.494

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4659 STARLINK-36657
    Semimajor Axis (a) 6861.201 km 6861.337 km
    Eccentricity (e) 0.000135 0.000237
    Inclination (i) 43.0050° 43.0022°
    RAAN 160.0090° 293.7549°
    Perigee Argument 263.0247° 211.7843°
    Mean Anomaly (M) 97.0451° 148.2866°
    Apogee 483.988 km 484.827 km
    Perigee 482.140 km 481.573 km
    Orbit Epoch 2026-09-12T03:04:05+0000 2026-09-12T03:35:09+0000

    STARLINK-4659 & STARLINK-36657 Collision Probability (Pc) Trend

    STARLINK-4659 & STARLINK-36657 Collision Probability (Pc) TrendNot Available

    STARLINK-4659 & STARLINK-36657 Miss Distance (Miss Distance) Trend

    STARLINK-4659 & STARLINK-36657 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4659Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36657Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4659Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36657Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4659

    No nearby objects data