Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.439328E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T14:20:03+0800
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    1 Object 1

    AOE ID 53046
    NORAD ID 53046
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 57716
    NORAD ID 57716
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4331 STARLINK-30281
    Time of Closest Approach 2026-09-13T05:42:27+0000
    Collision Probability (Pc) 1.439328E-6
    Conjunction Distance (km) 2.438 km
    Relative Speed (km/s) 9.806 km/s
    Conjunction Risk Parameters R (Radial): 2.426 | I (In-track): 0.192 | C (Cross-track): -0.147
    Collision Risk Index (CRI) 0.38
    X Position (km) 1103.82 1104.126
    Position Y (km) 5201.525 5203.52
    Position Z (km) -4336.081 -4337.449
    Velocity X (km/s) 2.204 -6.704
    Velocity Y (km/s) 4.383 3.048
    Velocity Z (km/s) 5.826 1.951

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4331 STARLINK-30281
    Semimajor Axis (a) 6854.137 km 6861.202 km
    Eccentricity (e) 0.000269 0.000117
    Inclination (i) 97.2838° 43.0027°
    RAAN 69.8379° 154.8740°
    Perigee Argument 105.2959° 273.3430°
    Mean Anomaly (M) 136.8945° 86.7287°
    Apogee 477.846 km 483.871 km
    Perigee 474.154 km 482.259 km
    Orbit Epoch 2026-09-11T00:00:04+0000 2026-09-10T10:31:31+0000

    STARLINK-4331 & STARLINK-30281 Collision Probability (Pc) Trend

    STARLINK-4331 & STARLINK-30281 Collision Probability (Pc) TrendNot Available

    STARLINK-4331 & STARLINK-30281 Miss Distance (Miss Distance) Trend

    STARLINK-4331 & STARLINK-30281 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4331Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30281Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4331Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30281Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4331

    No nearby objects data