Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.203172E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T07:11:48+0800
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    1 Object 1

    AOE ID 43441
    NORAD ID 43441
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 53209
    NORAD ID 53209
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ZHUHAI-1 OHS-02 STARLINK-4423
    Time of Closest Approach 2026-09-04T23:32:59+0000
    Collision Probability (Pc) 8.203172E-7
    Conjunction Distance (km) 2.645 km
    Relative Speed (km/s) 4.597 km/s
    Conjunction Risk Parameters R (Radial): 2.643 | I (In-track): -0.09 | C (Cross-track): 0.031
    Collision Risk Index (CRI) 0.33
    X Position (km) 853.779 854.081
    Position Y (km) 283.587 283.787
    Position Z (km) -6808.156 -6810.776
    Velocity X (km/s) -0.283 4.112
    Velocity Y (km/s) -7.596 -6.393
    Velocity Z (km/s) -0.348 0.25

    Orbital Parameters 国际轨道数据源

    Parameter ZHUHAI-1 OHS-02 STARLINK-4423
    Semimajor Axis (a) 6863.337 km 6861.662 km
    Eccentricity (e) 0.000752 0.000142
    Inclination (i) 97.0356° 97.2818°
    RAAN 267.3088° 302.7645°
    Perigee Argument 317.4048° 70.5279°
    Mean Anomaly (M) 42.6608° 10.7201°
    Apogee 490.359 km 484.502 km
    Perigee 480.041 km 482.548 km
    Orbit Epoch 2026-09-04T17:39:48+0000 2026-09-04T18:00:01+0000

    ZHUHAI-1 OHS-02 & STARLINK-4423 Collision Probability (Pc) Trend

    ZHUHAI-1 OHS-02 & STARLINK-4423 Collision Probability (Pc) TrendNot Available

    ZHUHAI-1 OHS-02 & STARLINK-4423 Miss Distance (Miss Distance) Trend

    ZHUHAI-1 OHS-02 & STARLINK-4423 Miss Distance (Miss Distance) TrendNot Available

    ZHUHAI-1 OHS-02Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4423Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ZHUHAI-1 OHS-02Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4423Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ZHUHAI-1 OHS-02

    No nearby objects data