Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.14444E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-14T21:33:00+0800
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    1 Object 1

    AOE ID 40337
    NORAD ID 40337
    Object Type ROCKET BODY
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 53066
    NORAD ID 53066
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4B R/B STARLINK-4309
    Time of Closest Approach 2026-10-15T01:16:04+0000
    Collision Probability (Pc) 1.14444E-6
    Conjunction Distance (km) 2.65 km
    Relative Speed (km/s) 8.391 km/s
    Conjunction Risk Parameters R (Radial): -1.372 | I (In-track): -1.894 | C (Cross-track): 1.243
    Collision Risk Index (CRI) 0.36
    X Position (km) -1000.887 -1001.513
    Position Y (km) 527.39 525.175
    Position Z (km) -6759.158 -6757.846
    Velocity X (km/s) 6.207 -1.535
    Velocity Y (km/s) 4.459 7.416
    Velocity Z (km/s) -0.512 0.804

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4B R/B STARLINK-4309
    Semimajor Axis (a) 6926.073 km 6843.645 km
    Eccentricity (e) 0.013840 0.000130
    Inclination (i) 98.4698° 97.2849°
    RAAN 33.8291° 101.6478°
    Perigee Argument 303.2497° 97.7592°
    Mean Anomaly (M) 55.5527° 262.3799°
    Apogee 643.791 km 466.401 km
    Perigee 452.081 km 464.615 km
    Orbit Epoch 2026-10-13T20:58:37+0000 2026-10-14T05:16:28+0000

    CZ-4B R/B & STARLINK-4309 Collision Probability (Pc) Trend

    CZ-4B R/B & STARLINK-4309 Collision Probability (Pc) TrendNot Available

    CZ-4B R/B & STARLINK-4309 Miss Distance (Miss Distance) Trend

    CZ-4B R/B & STARLINK-4309 Miss Distance (Miss Distance) TrendNot Available

    CZ-4B R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4309Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4B R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4309Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4B R/B

    No nearby objects data