Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.855547E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-06T08:45:22+0800
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    1 Object 1

    AOE ID 49256
    NORAD ID 49256
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 56339
    NORAD ID 56339
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter JILIN-01 GAOFEN 2D STARLINK-5552
    Time of Closest Approach 2026-09-06T02:35:34+0000
    Collision Probability (Pc) 3.855547E-6
    Conjunction Distance (km) 1.757 km
    Relative Speed (km/s) 13.524 km/s
    Conjunction Risk Parameters R (Radial): -1.356 | I (In-track): -0.507 | C (Cross-track): -0.993
    Collision Risk Index (CRI) 0.47
    X Position (km) -1552.975 -1553.962
    Position Y (km) -1236.049 -1235.409
    Position Z (km) 6626.94 6628.245
    Velocity X (km/s) -7.222 3.017
    Velocity Y (km/s) -1.246 6.685
    Velocity Z (km/s) -1.941 1.949

    Orbital Parameters 国际轨道数据源

    Parameter JILIN-01 GAOFEN 2D STARLINK-5552
    Semimajor Axis (a) 6912.482 km 6927.635 km
    Eccentricity (e) 0.003098 0.000216
    Inclination (i) 97.6563° 97.2837°
    RAAN 10.3518° 243.3125°
    Perigee Argument 235.1865° 86.0732°
    Mean Anomaly (M) 124.6449° 274.0743°
    Apogee 555.760 km 550.995 km
    Perigee 512.930 km 548.001 km
    Orbit Epoch 2026-09-04T15:09:11+0000 2026-09-05T15:05:46+0000

    JILIN-01 GAOFEN 2D & STARLINK-5552 Collision Probability (Pc) Trend

    JILIN-01 GAOFEN 2D & STARLINK-5552 Collision Probability (Pc) TrendNot Available

    JILIN-01 GAOFEN 2D & STARLINK-5552 Miss Distance (Miss Distance) Trend

    JILIN-01 GAOFEN 2D & STARLINK-5552 Miss Distance (Miss Distance) TrendNot Available

    JILIN-01 GAOFEN 2DMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5552Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    JILIN-01 GAOFEN 2DCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5552Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with JILIN-01 GAOFEN 2D

    No nearby objects data