Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.730973E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:07:54+0800
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    1 Object 1

    AOE ID 53469
    NORAD ID 53469
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66349
    NORAD ID 66349
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4399 STARLINK-35848
    Time of Closest Approach 2026-09-04T22:52:06+0000
    Collision Probability (Pc) 1.730973E-6
    Conjunction Distance (km) 2.399 km
    Relative Speed (km/s) 12.706 km/s
    Conjunction Risk Parameters R (Radial): 2.399 | I (In-track): -0.01 | C (Cross-track): -0.004
    Collision Risk Index (CRI) 0.4
    X Position (km) -4022.913 -4024.316
    Position Y (km) -1112.243 -1112.628
    Position Z (km) 5416.697 5418.603
    Velocity X (km/s) -6.13 3.077
    Velocity Y (km/s) -0.049 -6.935
    Velocity Z (km/s) -4.551 0.859

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4399 STARLINK-35848
    Semimajor Axis (a) 6843.699 km 6848.868 km
    Eccentricity (e) 0.000113 0.000161
    Inclination (i) 97.2859° 53.1573°
    RAAN 4.7166° 124.9322°
    Perigee Argument 95.0819° 97.3257°
    Mean Anomaly (M) 265.0553° 262.7928°
    Apogee 466.337 km 471.836 km
    Perigee 464.787 km 469.626 km
    Orbit Epoch 2026-09-03T18:07:36+0000 2026-09-03T15:11:35+0000

    STARLINK-4399 & STARLINK-35848 Collision Probability (Pc) Trend

    STARLINK-4399 & STARLINK-35848 Collision Probability (Pc) TrendNot Available

    STARLINK-4399 & STARLINK-35848 Miss Distance (Miss Distance) Trend

    STARLINK-4399 & STARLINK-35848 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4399Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35848Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4399Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35848Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4399

    No nearby objects data