Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.336582E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T10:14:58+0800
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    1 Object 1

    AOE ID 53637
    NORAD ID 53637
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 54773
    NORAD ID 54773
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4396 STARLINK-5453
    Time of Closest Approach 2026-09-03T06:42:32+0000
    Collision Probability (Pc) 1.336582E-6
    Conjunction Distance (km) 2.762 km
    Relative Speed (km/s) 12.219 km/s
    Conjunction Risk Parameters R (Radial): -2.696 | I (In-track): -0.363 | C (Cross-track): 0.474
    Collision Risk Index (CRI) 0.38
    X Position (km) 5265.516 5267.972
    Position Y (km) -4349.781 -4351.036
    Position Z (km) 343.056 343.199
    Velocity X (km/s) 3.161 2.676
    Velocity Y (km/s) 3.333 3.733
    Velocity Z (km/s) -6.102 6.101

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4396 STARLINK-5453
    Semimajor Axis (a) 6837.877 km 6840.871 km
    Eccentricity (e) 0.000120 0.000113
    Inclination (i) 53.1605° 53.1605°
    RAAN 147.6250° 321.6405°
    Perigee Argument 80.7702° 71.0698°
    Mean Anomaly (M) 279.3437° 289.0427°
    Apogee 460.563 km 463.510 km
    Perigee 458.917 km 461.958 km
    Orbit Epoch 2026-09-02T04:56:56+0000 2026-09-02T13:29:52+0000

    STARLINK-4396 & STARLINK-5453 Collision Probability (Pc) Trend

    STARLINK-4396 & STARLINK-5453 Collision Probability (Pc) TrendNot Available

    STARLINK-4396 & STARLINK-5453 Miss Distance (Miss Distance) Trend

    STARLINK-4396 & STARLINK-5453 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4396Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5453Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4396Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5453Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4396

    No nearby objects data