Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.025862E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T21:11:36+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 58806
    NORAD ID 58806
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YAOGAN 12 STARLINK-31138
    Time of Closest Approach 2026-10-21T04:03:31+0000
    Collision Probability (Pc) 1.025862E-6
    Conjunction Distance (km) 2.655 km
    Relative Speed (km/s) 6.958 km/s
    Conjunction Risk Parameters R (Radial): -2.22 | I (In-track): 1.293 | C (Cross-track): -0.667
    Collision Risk Index (CRI) 0.35
    X Position (km) -5758.639 -5760.15
    Position Y (km) 3689.327 3690.882
    Position Z (km) 514.728 516.26
    Velocity X (km/s) 0.019 -3.35
    Velocity Y (km/s) 1.11 -4.494
    Velocity Z (km/s) -7.547 -5.171

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN 12 STARLINK-31138
    Semimajor Axis (a) 6861.054 km 6861.168 km
    Eccentricity (e) 0.001065 0.000097
    Inclination (i) 97.1034° 43.0031°
    RAAN 325.9745° 339.5607°
    Perigee Argument 133.3276° 281.7461°
    Mean Anomaly (M) 226.8854° 78.3282°
    Apogee 490.225 km 483.696 km
    Perigee 475.609 km 482.366 km
    Orbit Epoch 2026-10-20T06:51:23+0000 2026-10-19T19:55:01+0000

    YAOGAN 12 & STARLINK-31138 Collision Probability (Pc) Trend

    YAOGAN 12 & STARLINK-31138 Collision Probability (Pc) TrendNot Available

    YAOGAN 12 & STARLINK-31138 Miss Distance (Miss Distance) Trend

    YAOGAN 12 & STARLINK-31138 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN 12Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31138Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN 12Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31138Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN 12

    No nearby objects data