Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.1663E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:07:57+0800
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    1 Object 1

    AOE ID 43159
    NORAD ID 43159
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

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

    Conjunction Constraints

    Parameter JILIN-01-07 STARLINK-4399
    Time of Closest Approach 2026-09-04T20:23:44+0000
    Collision Probability (Pc) 1.1663E-6
    Conjunction Distance (km) 2.997 km
    Relative Speed (km/s) 11.582 km/s
    Conjunction Risk Parameters R (Radial): -2.996 | I (In-track): -0.011 | C (Cross-track): -0.014
    Collision Risk Index (CRI) 0.36
    X Position (km) 920.745 921.161
    Position Y (km) 957.506 957.911
    Position Z (km) -6718.77 -6721.71
    Velocity X (km/s) -0.42 7.508
    Velocity Y (km/s) -7.518 0.619
    Velocity Z (km/s) -1.134 1.117

    Orbital Parameters 国际轨道数据源

    Parameter JILIN-01-07 STARLINK-4399
    Semimajor Axis (a) 6836.508 km 6843.699 km
    Eccentricity (e) 0.000980 0.000113
    Inclination (i) 97.1768° 97.2859°
    RAAN 264.7790° 4.7166°
    Perigee Argument 126.6633° 95.0819°
    Mean Anomaly (M) 233.5513° 265.0553°
    Apogee 465.069 km 466.337 km
    Perigee 451.673 km 464.787 km
    Orbit Epoch 2026-09-03T21:22:14+0000 2026-09-03T18:07:36+0000

    JILIN-01-07 & STARLINK-4399 Collision Probability (Pc) Trend

    JILIN-01-07 & STARLINK-4399 Collision Probability (Pc) TrendNot Available

    JILIN-01-07 & STARLINK-4399 Miss Distance (Miss Distance) Trend

    JILIN-01-07 & STARLINK-4399 Miss Distance (Miss Distance) TrendNot Available

    JILIN-01-07Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4399Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    JILIN-01-07Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4399Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with JILIN-01-07

    No nearby objects data