Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.402726E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T13:37:55+0800
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    1 Object 1

    AOE ID 53849
    NORAD ID 53849
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65655
    NORAD ID 65655
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4770 STARLINK-35240
    Time of Closest Approach 2026-09-13T14:25:46+0000
    Collision Probability (Pc) 1.402726E-6
    Conjunction Distance (km) 2.826 km
    Relative Speed (km/s) 14.042 km/s
    Conjunction Risk Parameters R (Radial): 2.8 | I (In-track): 0.142 | C (Cross-track): -0.351
    Collision Risk Index (CRI) 0.38
    X Position (km) 1671.659 1670.721
    Position Y (km) -4633.789 -4632.134
    Position Z (km) 4748.706 4746.618
    Velocity X (km/s) 6.979 -3.037
    Velocity Y (km/s) -0.603 4.457
    Velocity Z (km/s) -3.037 5.404

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4770 STARLINK-35240
    Semimajor Axis (a) 6848.893 km 6843.679 km
    Eccentricity (e) 0.000135 0.000119
    Inclination (i) 53.1592° 97.2831°
    RAAN 163.8157° 295.0421°
    Perigee Argument 82.7063° 100.7069°
    Mean Anomaly (M) 277.4092° 259.4307°
    Apogee 471.679 km 466.357 km
    Perigee 469.833 km 464.727 km
    Orbit Epoch 2026-09-11T22:45:32+0000 2026-09-11T16:49:10+0000

    STARLINK-4770 & STARLINK-35240 Collision Probability (Pc) Trend

    STARLINK-4770 & STARLINK-35240 Collision Probability (Pc) TrendNot Available

    STARLINK-4770 & STARLINK-35240 Miss Distance (Miss Distance) Trend

    STARLINK-4770 & STARLINK-35240 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4770Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35240Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4770Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35240Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4770

    No nearby objects data