Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.962356E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T23:19:58+0800
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    1 Object 1

    AOE ID 52457
    NORAD ID 52457
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 56133
    NORAD ID 56133
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3899 STARLINK-5566
    Time of Closest Approach 2026-09-13T11:25:51+0000
    Collision Probability (Pc) 6.962356E-6
    Conjunction Distance (km) 1.384 km
    Relative Speed (km/s) 10.558 km/s
    Conjunction Risk Parameters R (Radial): 0.005 | I (In-track): -0.996 | C (Cross-track): -0.959
    Collision Risk Index (CRI) 0.52
    X Position (km) -4911.824 -4910.993
    Position Y (km) 4044.872 4045.97
    Position Z (km) -2570.474 -2570.346
    Velocity X (km/s) -1.455 -5.176
    Velocity Y (km/s) -5.185 -3.525
    Velocity Z (km/s) -5.393 4.347

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3899 STARLINK-5566
    Semimajor Axis (a) 6859.223 km 6861.200 km
    Eccentricity (e) 0.000146 0.000161
    Inclination (i) 53.1592° 43.0024°
    RAAN 313.2124° 179.0986°
    Perigee Argument 85.2784° 266.7897°
    Mean Anomaly (M) 107.0648° 93.2771°
    Apogee 482.089 km 484.167 km
    Perigee 480.083 km 481.959 km
    Orbit Epoch 2026-09-11T06:00:02+0000 2026-09-11T04:39:06+0000

    STARLINK-3899 & STARLINK-5566 Collision Probability (Pc) Trend

    STARLINK-3899 & STARLINK-5566 Collision Probability (Pc) TrendNot Available

    STARLINK-3899 & STARLINK-5566 Miss Distance (Miss Distance) Trend

    STARLINK-3899 & STARLINK-5566 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3899Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5566Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3899Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5566Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3899

    No nearby objects data