Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.380117E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T23:42:55+0800
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    1 Object 1

    AOE ID 53631
    NORAD ID 53631
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63213
    NORAD ID 63213
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-4599 OBJECT D
    Time of Closest Approach 2026-09-06T11:44:42+0000
    Collision Probability (Pc) 8.380117E-7
    Conjunction Distance (km) 2.894 km
    Relative Speed (km/s) 5.949 km/s
    Conjunction Risk Parameters R (Radial): 2.183 | I (In-track): 1.75 | C (Cross-track): -0.74
    Collision Risk Index (CRI) 0.33
    X Position (km) -5373.654 -5372.013
    Position Y (km) 3871.761 3871.198
    Position Z (km) 1694.69 1692.375
    Velocity X (km/s) -1.549 2.122
    Velocity Y (km/s) -4.709 -0.282
    Velocity Z (km/s) 5.812 7.333

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4599 OBJECT D
    Semimajor Axis (a) 6837.844 km 6832.549 km
    Eccentricity (e) 0.000120 0.000325
    Inclination (i) 53.1607° 97.3775°
    RAAN 143.8523° 143.5692°
    Perigee Argument 92.9265° 139.2354°
    Mean Anomaly (M) 267.1875° 220.9134°
    Apogee 460.525 km 456.635 km
    Perigee 458.889 km 452.189 km
    Orbit Epoch 2026-09-04T04:59:21+0000 2026-09-03T22:45:15+0000

    STARLINK-4599 & OBJECT D Collision Probability (Pc) Trend

    STARLINK-4599 & OBJECT D Collision Probability (Pc) TrendNot Available

    STARLINK-4599 & OBJECT D Miss Distance (Miss Distance) Trend

    STARLINK-4599 & OBJECT D Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4599Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT DMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4599Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT DCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4599

    No nearby objects data