Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    5.702254E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T11:41:50+0800
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    1 Object 1

    AOE ID 47171
    NORAD ID 47171
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 57422
    NORAD ID 57422
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-1888 QIANKUN-1
    Time of Closest Approach 2026-09-12T23:46:25+0000
    Collision Probability (Pc) 5.702254E-6
    Conjunction Distance (km) 1.562 km
    Relative Speed (km/s) 14.132 km/s
    Conjunction Risk Parameters R (Radial): 1.151 | I (In-track): 0.43 | C (Cross-track): 0.964
    Collision Risk Index (CRI) 0.5
    X Position (km) 2411.106 2412.49
    Position Y (km) -4120.913 -4121.522
    Position Z (km) -4618.152 -4618.542
    Velocity X (km/s) 4.104 1.692
    Velocity Y (km/s) 5.814 -5.167
    Velocity Z (km/s) -3.048 5.513

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1888 QIANKUN-1
    Semimajor Axis (a) 6643.968 km 6641.330 km
    Eccentricity (e) 0.000054 0.001479
    Inclination (i) 53.0354° 96.1287°
    RAAN 84.1587° 290.7042°
    Perigee Argument 73.0246° 34.4271°
    Mean Anomaly (M) 287.0843° 325.7968°
    Apogee 266.189 km 273.015 km
    Perigee 265.473 km 253.371 km
    Orbit Epoch 2026-09-10T22:55:49+0000 2026-09-09T00:08:00+0000

    STARLINK-1888 & QIANKUN-1 Collision Probability (Pc) Trend

    STARLINK-1888 & QIANKUN-1 Collision Probability (Pc) TrendNot Available

    STARLINK-1888 & QIANKUN-1 Miss Distance (Miss Distance) Trend

    STARLINK-1888 & QIANKUN-1 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1888Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANKUN-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1888Collision Probability Trend

    Object 1 Probability TrendNot Available

    QIANKUN-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1888

    No nearby objects data