Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.179565E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T05:31:54+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 65200
    NORAD ID 65200
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3657 STARLINK-34865
    Time of Closest Approach 2026-09-05T11:24:46+0000
    Collision Probability (Pc) 1.179565E-6
    Conjunction Distance (km) 2.787 km
    Relative Speed (km/s) 10.05 km/s
    Conjunction Risk Parameters R (Radial): 2.775 | I (In-track): 0.199 | C (Cross-track): 0.17
    Collision Risk Index (CRI) 0.36
    X Position (km) 1953.233 1953.783
    Position Y (km) 5076.021 5078.177
    Position Z (km) 4135.328 4137.005
    Velocity X (km/s) -4.277 -6.465
    Velocity Y (km/s) 4.911 -0.777
    Velocity Z (km/s) -3.996 3.995

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3657 STARLINK-34865
    Semimajor Axis (a) 6837.882 km 6840.855 km
    Eccentricity (e) 0.000109 0.000092
    Inclination (i) 53.1593° 53.1589°
    RAAN 297.5357° 51.6064°
    Perigee Argument 90.2662° 89.7664°
    Mean Anomaly (M) 269.8466° 270.3445°
    Apogee 460.489 km 463.351 km
    Perigee 459.001 km 462.085 km
    Orbit Epoch 2026-09-02T12:32:43+0000 2026-09-01T18:05:55+0000

    STARLINK-3657 & STARLINK-34865 Collision Probability (Pc) Trend

    STARLINK-3657 & STARLINK-34865 Collision Probability (Pc) TrendNot Available

    STARLINK-3657 & STARLINK-34865 Miss Distance (Miss Distance) Trend

    STARLINK-3657 & STARLINK-34865 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3657Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34865Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3657Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34865Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3657

    No nearby objects data