Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.264548E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:42:57+0800
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    1 Object 1

    AOE ID 51866
    NORAD ID 51866
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 52378
    NORAD ID 52378
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3553 STARLINK-3806
    Time of Closest Approach 2026-09-05T03:55:59+0000
    Collision Probability (Pc) 1.264548E-6
    Conjunction Distance (km) 2.877 km
    Relative Speed (km/s) 12.224 km/s
    Conjunction Risk Parameters R (Radial): -2.503 | I (In-track): -0.839 | C (Cross-track): -1.142
    Collision Risk Index (CRI) 0.37
    X Position (km) -755.173 -753.488
    Position Y (km) 6801.589 6799.258
    Position Z (km) -117.337 -117.308
    Velocity X (km/s) -4.537 -4.56
    Velocity Y (km/s) -0.602 -0.407
    Velocity Z (km/s) -6.11 6.111

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3553 STARLINK-3806
    Semimajor Axis (a) 6843.375 km 6840.873 km
    Eccentricity (e) 0.000114 0.000125
    Inclination (i) 53.1602° 53.1603°
    RAAN 288.8392° 112.2880°
    Perigee Argument 82.5098° 79.1994°
    Mean Anomaly (M) 277.6035° 280.9149°
    Apogee 466.021 km 463.591 km
    Perigee 464.455 km 461.881 km
    Orbit Epoch 2026-09-02T07:53:23+0000 2026-09-01T21:46:32+0000

    STARLINK-3553 & STARLINK-3806 Collision Probability (Pc) Trend

    STARLINK-3553 & STARLINK-3806 Collision Probability (Pc) TrendNot Available

    STARLINK-3553 & STARLINK-3806 Miss Distance (Miss Distance) Trend

    STARLINK-3553 & STARLINK-3806 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3553Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3806Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3553Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3806Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3553

    No nearby objects data