Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    5.787148E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T18:13:50+0800
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    1 Object 1

    AOE ID 51990
    NORAD ID 51990
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65889
    NORAD ID 65889
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3657 STARLINK-35193
    Time of Closest Approach 2026-09-05T08:04:28+0000
    Collision Probability (Pc) 5.787148E-7
    Conjunction Distance (km) 2.912 km
    Relative Speed (km/s) 2.957 km/s
    Conjunction Risk Parameters R (Radial): -2.86 | I (In-track): 0.533 | C (Cross-track): 0.102
    Collision Risk Index (CRI) 0.3
    X Position (km) 4175.875 4177.625
    Position Y (km) 27.019 26.488
    Position Z (km) 5404.722 5406.987
    Velocity X (km/s) -1.22 1.123
    Velocity Y (km/s) 7.488 7.502
    Velocity Z (km/s) 0.903 -0.902

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3657 STARLINK-35193
    Semimajor Axis (a) 6837.873 km 6840.836 km
    Eccentricity (e) 0.000116 0.000111
    Inclination (i) 53.1593° 53.1583°
    RAAN 289.9166° 265.2986°
    Perigee Argument 88.8697° 86.6013°
    Mean Anomaly (M) 271.2440° 273.5117°
    Apogee 460.531 km 463.460 km
    Perigee 458.941 km 461.938 km
    Orbit Epoch 2026-09-04T03:36:04+0000 2026-09-03T10:18:50+0000

    STARLINK-3657 & STARLINK-35193 Collision Probability (Pc) Trend

    STARLINK-3657 & STARLINK-35193 Collision Probability (Pc) TrendNot Available

    STARLINK-3657 & STARLINK-35193 Miss Distance (Miss Distance) Trend

    STARLINK-3657 & STARLINK-35193 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3657Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35193Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3657Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35193Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3657

    No nearby objects data