Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.04514E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T16:56:39+0800
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    1 Object 1

    AOE ID 52855
    NORAD ID 52855
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65278
    NORAD ID 65278
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4209 STARLINK-35000
    Time of Closest Approach 2026-09-13T12:15:50+0000
    Collision Probability (Pc) 1.04514E-6
    Conjunction Distance (km) 2.845 km
    Relative Speed (km/s) 8.525 km/s
    Conjunction Risk Parameters R (Radial): 2.822 | I (In-track): 0.303 | C (Cross-track): -0.206
    Collision Risk Index (CRI) 0.35
    X Position (km) 2230.887 2229.942
    Position Y (km) -4318.063 -4316.56
    Position Z (km) 4815.892 4813.669
    Velocity X (km/s) 4.403 -3.64
    Velocity Y (km/s) 5.521 4.078
    Velocity Z (km/s) 2.902 5.33

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4209 STARLINK-35000
    Semimajor Axis (a) 6848.872 km 6843.682 km
    Eccentricity (e) 0.000126 0.000067
    Inclination (i) 53.1591° 97.2828°
    RAAN 264.2865° 301.8272°
    Perigee Argument 83.5140° 85.3828°
    Mean Anomaly (M) 276.6005° 274.7491°
    Apogee 471.600 km 466.003 km
    Perigee 469.870 km 465.087 km
    Orbit Epoch 2026-09-10T07:15:43+0000 2026-09-10T16:43:33+0000

    STARLINK-4209 & STARLINK-35000 Collision Probability (Pc) Trend

    STARLINK-4209 & STARLINK-35000 Collision Probability (Pc) TrendNot Available

    STARLINK-4209 & STARLINK-35000 Miss Distance (Miss Distance) Trend

    STARLINK-4209 & STARLINK-35000 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4209Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35000Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4209Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35000Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4209

    No nearby objects data