Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.314316E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T12:52:28+0800
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    1 Object 1

    Name USA 120
    AOE ID 23907
    NORAD ID 23907
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 49766
    NORAD ID 49766
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter USA 120 STARLINK-3190
    Time of Closest Approach 2026-10-21T09:13:34+0000
    Collision Probability (Pc) 8.314316E-7
    Conjunction Distance (km) 2.586 km
    Relative Speed (km/s) 4.43 km/s
    Conjunction Risk Parameters R (Radial): 2.143 | I (In-track): 1.336 | C (Cross-track): -0.557
    Collision Risk Index (CRI) 0.33
    X Position (km) -489.351 -488.107
    Position Y (km) -4123.794 -4124.864
    Position Z (km) 5419.732 5421.73
    Velocity X (km/s) 6.328 7.602
    Velocity Y (km/s) 3.467 0.107
    Velocity Z (km/s) 3.352 0.763

    Orbital Parameters 国际轨道数据源

    Parameter USA 120 STARLINK-3190
    Semimajor Axis (a) 7462.335 km 6837.824 km
    Eccentricity (e) 0.085518 0.000130
    Inclination (i) 63.3172° 53.1588°
    RAAN 227.4945° 195.5498°
    Perigee Argument 51.7744° 97.9130°
    Mean Anomaly (M) 315.7176° 262.2021°
    Apogee 1722.365 km 460.579 km
    Perigee 446.031 km 458.795 km
    Orbit Epoch 2026-10-19T08:50:47+0000 2026-10-19T03:45:07+0000

    USA 120 & STARLINK-3190 Collision Probability (Pc) Trend

    USA 120 & STARLINK-3190 Collision Probability (Pc) TrendNot Available

    USA 120 & STARLINK-3190 Miss Distance (Miss Distance) Trend

    USA 120 & STARLINK-3190 Miss Distance (Miss Distance) TrendNot Available

    USA 120Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3190Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    USA 120Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3190Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with USA 120

    No nearby objects data