Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.943776E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T07:56:26+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 58453
    NORAD ID 58453
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YAOGAN 12 STARLINK-30957
    Time of Closest Approach 2026-10-23T04:11:20+0000
    Collision Probability (Pc) 1.943776E-6
    Conjunction Distance (km) 2.3 km
    Relative Speed (km/s) 13.399 km/s
    Conjunction Risk Parameters R (Radial): 1.734 | I (In-track): 0.726 | C (Cross-track): 1.325
    Collision Risk Index (CRI) 0.41
    X Position (km) 4406.691 4405.299
    Position Y (km) -3275.876 -3276.339
    Position Z (km) 4108.483 4106.712
    Velocity X (km/s) -4.336 5.652
    Velocity Y (km/s) 1.756 4.479
    Velocity Z (km/s) 6.021 -2.483

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN 12 STARLINK-30957
    Semimajor Axis (a) 6861.029 km 6861.190 km
    Eccentricity (e) 0.001067 0.000109
    Inclination (i) 97.1033° 43.0017°
    RAAN 326.2244° 213.4923°
    Perigee Argument 132.2319° 280.7295°
    Mean Anomaly (M) 227.9828° 79.3434°
    Apogee 490.215 km 483.802 km
    Perigee 475.569 km 482.304 km
    Orbit Epoch 2026-10-20T13:08:41+0000 2026-10-20T05:03:20+0000

    YAOGAN 12 & STARLINK-30957 Collision Probability (Pc) Trend

    YAOGAN 12 & STARLINK-30957 Collision Probability (Pc) TrendNot Available

    YAOGAN 12 & STARLINK-30957 Miss Distance (Miss Distance) Trend

    YAOGAN 12 & STARLINK-30957 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN 12Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30957Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN 12Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30957Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN 12

    No nearby objects data