Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.684206E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T16:04:13+0800
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    1 Object 1

    AOE ID 52332
    NORAD ID 52332
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 55450
    NORAD ID 55450
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3831 STARLINK-5686
    Time of Closest Approach 2026-09-13T15:06:47+0000
    Collision Probability (Pc) 6.684206E-6
    Conjunction Distance (km) 1.339 km
    Relative Speed (km/s) 8.47 km/s
    Conjunction Risk Parameters R (Radial): 1.313 | I (In-track): -0.22 | C (Cross-track): -0.143
    Collision Risk Index (CRI) 0.52
    X Position (km) 2473.363 2473.614
    Position Y (km) -4971.597 -4972.685
    Position Z (km) -4030.899 -4031.636
    Velocity X (km/s) 3.716 7.019
    Velocity Y (km/s) 5.203 1.353
    Velocity Z (km/s) -4.143 2.64

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3831 STARLINK-5686
    Semimajor Axis (a) 6858.214 km 6861.203 km
    Eccentricity (e) 0.000145 0.000188
    Inclination (i) 53.1603° 43.0060°
    RAAN 91.0346° 0.4680°
    Perigee Argument 97.2521° 288.9561°
    Mean Anomaly (M) 155.6229° 71.1087°
    Apogee 481.073 km 484.357 km
    Perigee 479.081 km 481.775 km
    Orbit Epoch 2026-09-12T00:00:02+0000 2026-09-11T08:26:53+0000

    STARLINK-3831 & STARLINK-5686 Collision Probability (Pc) Trend

    STARLINK-3831 & STARLINK-5686 Collision Probability (Pc) TrendNot Available

    STARLINK-3831 & STARLINK-5686 Miss Distance (Miss Distance) Trend

    STARLINK-3831 & STARLINK-5686 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3831Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5686Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3831Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5686Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3831

    No nearby objects data