Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.269868E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T09:57:35+0800
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    1 Object 1

    AOE ID 37875
    NORAD ID 37875
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 59658
    NORAD ID 59658
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YAOGAN 12 STARLINK-31858
    Time of Closest Approach 2026-10-20T05:28:07+0000
    Collision Probability (Pc) 1.269868E-6
    Conjunction Distance (km) 2.899 km
    Relative Speed (km/s) 12.527 km/s
    Conjunction Risk Parameters R (Radial): 2.576 | I (In-track): -0.759 | C (Cross-track): -1.092
    Collision Risk Index (CRI) 0.37
    X Position (km) 3885.818 3884.506
    Position Y (km) -3317.696 -3315.324
    Position Z (km) 4574.234 4573.209
    Velocity X (km/s) -4.646 5.594
    Velocity Y (km/s) 2.303 5.072
    Velocity Z (km/s) 5.59 -1.072

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN 12 STARLINK-31858
    Semimajor Axis (a) 6861.070 km 6861.186 km
    Eccentricity (e) 0.001056 0.000109
    Inclination (i) 97.1033° 43.0014°
    RAAN 325.5375° 219.0956°
    Perigee Argument 134.6681° 273.2585°
    Mean Anomaly (M) 225.5421° 86.8142°
    Apogee 490.175 km 483.797 km
    Perigee 475.691 km 482.301 km
    Orbit Epoch 2026-10-19T19:51:06+0000 2026-10-19T05:29:09+0000

    YAOGAN 12 & STARLINK-31858 Collision Probability (Pc) Trend

    YAOGAN 12 & STARLINK-31858 Collision Probability (Pc) TrendNot Available

    YAOGAN 12 & STARLINK-31858 Miss Distance (Miss Distance) Trend

    YAOGAN 12 & STARLINK-31858 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN 12Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31858Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN 12Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31858Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN 12

    No nearby objects data