Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.230355E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T16:09:47+0800
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    1 Object 1

    AOE ID 52686
    NORAD ID 52686
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    Name HJ-2F
    AOE ID 57519
    NORAD ID 57519
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-4005 HJ-2F
    Time of Closest Approach 2026-09-06T10:34:53+0000
    Collision Probability (Pc) 2.230355E-6
    Conjunction Distance (km) 2.207 km
    Relative Speed (km/s) 14.512 km/s
    Conjunction Risk Parameters R (Radial): 0.066 | I (In-track): 0.663 | C (Cross-track): -2.103
    Collision Risk Index (CRI) 0.42
    X Position (km) 1286.346 1284.532
    Position Y (km) 5826.625 5827.582
    Position Z (km) 3429.76 3428.946
    Velocity X (km/s) -5.733 1.911
    Velocity Y (km/s) -1.548 3.424
    Velocity Z (km/s) 4.764 -6.524

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4005 HJ-2F
    Semimajor Axis (a) 6886.886 km 6884.139 km
    Eccentricity (e) 0.000063 0.000589
    Inclination (i) 53.1595° 97.3890°
    RAAN 58.6057° 251.8479°
    Perigee Argument 60.6551° 242.0044°
    Mean Anomaly (M) 13.7007° 118.0595°
    Apogee 509.184 km 510.060 km
    Perigee 508.314 km 501.944 km
    Orbit Epoch 2026-09-05T00:00:02+0000 2026-09-04T23:09:51+0000

    STARLINK-4005 & HJ-2F Collision Probability (Pc) Trend

    STARLINK-4005 & HJ-2F Collision Probability (Pc) TrendNot Available

    STARLINK-4005 & HJ-2F Miss Distance (Miss Distance) Trend

    STARLINK-4005 & HJ-2F Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4005Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HJ-2FMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4005Collision Probability Trend

    Object 1 Probability TrendNot Available

    HJ-2FCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4005

    No nearby objects data