Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.68165E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T11:55:23+0800
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    1 Object 1

    AOE ID 49961
    NORAD ID 49961
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 55919
    NORAD ID 55919
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SHIJIAN 6 05A (SJ-6 05A) STARLINK-5871
    Time of Closest Approach 2026-09-12T09:03:15+0000
    Collision Probability (Pc) 7.68165E-7
    Conjunction Distance (km) 2.842 km
    Relative Speed (km/s) 4.861 km/s
    Conjunction Risk Parameters R (Radial): -0.245 | I (In-track): -2.681 | C (Cross-track): -0.907
    Collision Risk Index (CRI) 0.33
    X Position (km) 4326.989 4328.641
    Position Y (km) 2810.941 2811.506
    Position Z (km) -4663.093 -4660.852
    Velocity X (km/s) -3.469 -5.674
    Velocity Y (km/s) -3.824 0.473
    Velocity Z (km/s) -5.529 -4.985

    Orbital Parameters 国际轨道数据源

    Parameter SHIJIAN 6 05A (SJ-6 05A) STARLINK-5871
    Semimajor Axis (a) 6945.786 km 6950.154 km
    Eccentricity (e) 0.000359 0.000329
    Inclination (i) 97.4226° 69.9994°
    RAAN 218.1453° 199.1235°
    Perigee Argument 69.3375° 272.4590°
    Mean Anomaly (M) 290.8234° 87.6192°
    Apogee 570.146 km 574.303 km
    Perigee 565.152 km 569.731 km
    Orbit Epoch 2026-09-10T16:02:02+0000 2026-09-10T06:22:56+0000

    SHIJIAN 6 05A (SJ-6 05A) & STARLINK-5871 Collision Probability (Pc) Trend

    SHIJIAN 6 05A (SJ-6 05A) & STARLINK-5871 Collision Probability (Pc) TrendNot Available

    SHIJIAN 6 05A (SJ-6 05A) & STARLINK-5871 Miss Distance (Miss Distance) Trend

    SHIJIAN 6 05A (SJ-6 05A) & STARLINK-5871 Miss Distance (Miss Distance) TrendNot Available

    SHIJIAN 6 05A (SJ-6 05A)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5871Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SHIJIAN 6 05A (SJ-6 05A)Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5871Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SHIJIAN 6 05A (SJ-6 05A)

    No nearby objects data