Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.757524E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T15:40:20+0800
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    1 Object 1

    AOE ID 37179
    NORAD ID 37179
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 52331
    NORAD ID 52331
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SHIJIAN 6 04A (SJ-6 04A) STARLINK-3889
    Time of Closest Approach 2026-09-07T13:40:13+0000
    Collision Probability (Pc) 1.757524E-6
    Conjunction Distance (km) 2.488 km
    Relative Speed (km/s) 14.613 km/s
    Conjunction Risk Parameters R (Radial): 0.42 | I (In-track): -0.676 | C (Cross-track): -2.356
    Collision Risk Index (CRI) 0.4
    X Position (km) -367.884 -365.702
    Position Y (km) 6344.681 6345.591
    Position Z (km) -2675.349 -2674.574
    Velocity X (km/s) 1.29 -5.065
    Velocity Y (km/s) -2.854 1.948
    Velocity Z (km/s) -6.925 5.325

    Orbital Parameters 国际轨道数据源

    Parameter SHIJIAN 6 04A (SJ-6 04A) STARLINK-3889
    Semimajor Axis (a) 6887.602 km 6893.398 km
    Eccentricity (e) 0.001683 0.000080
    Inclination (i) 97.8269° 53.1616°
    RAAN 273.9398° 123.3862°
    Perigee Argument 314.1820° 55.7114°
    Mean Anomaly (M) 45.8029° 274.4555°
    Apogee 521.057 km 515.816 km
    Perigee 497.873 km 514.706 km
    Orbit Epoch 2026-09-04T23:06:43+0000 2026-09-05T00:00:02+0000

    SHIJIAN 6 04A (SJ-6 04A) & STARLINK-3889 Collision Probability (Pc) Trend

    SHIJIAN 6 04A (SJ-6 04A) & STARLINK-3889 Collision Probability (Pc) TrendNot Available

    SHIJIAN 6 04A (SJ-6 04A) & STARLINK-3889 Miss Distance (Miss Distance) Trend

    SHIJIAN 6 04A (SJ-6 04A) & STARLINK-3889 Miss Distance (Miss Distance) TrendNot Available

    SHIJIAN 6 04A (SJ-6 04A)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3889Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SHIJIAN 6 04A (SJ-6 04A)Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3889Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SHIJIAN 6 04A (SJ-6 04A)

    No nearby objects data