Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.955191E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T07:17:36+0800
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    1 Object 1

    AOE ID 41026
    NORAD ID 41026
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 56824
    NORAD ID 56824
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YAOGAN 28 STARLINK-30120
    Time of Closest Approach 2026-09-14T08:21:55+0000
    Collision Probability (Pc) 3.955191E-6
    Conjunction Distance (km) 1.67 km
    Relative Speed (km/s) 11.16 km/s
    Conjunction Risk Parameters R (Radial): -0.34 | I (In-track): -1.109 | C (Cross-track): -1.2
    Collision Risk Index (CRI) 0.47
    X Position (km) -3821.932 -3821.72
    Position Y (km) -3290.127 -3288.639
    Position Z (km) 4643.955 4644.68
    Velocity X (km/s) -4.719 4.544
    Velocity Y (km/s) -2.319 -6.099
    Velocity Z (km/s) -5.523 -0.577

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN 28 STARLINK-30120
    Semimajor Axis (a) 6858.675 km 6861.202 km
    Eccentricity (e) 0.000915 0.000111
    Inclination (i) 97.3203° 43.0015°
    RAAN 33.1927° 129.5118°
    Perigee Argument 232.5122° 264.0628°
    Mean Anomaly (M) 127.5286° 96.0097°
    Apogee 486.818 km 483.829 km
    Perigee 474.258 km 482.301 km
    Orbit Epoch 2026-09-13T14:29:02+0000 2026-09-13T00:33:37+0000

    YAOGAN 28 & STARLINK-30120 Collision Probability (Pc) Trend

    YAOGAN 28 & STARLINK-30120 Collision Probability (Pc) TrendNot Available

    YAOGAN 28 & STARLINK-30120 Miss Distance (Miss Distance) Trend

    YAOGAN 28 & STARLINK-30120 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN 28Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30120Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN 28Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30120Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN 28

    No nearby objects data