Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.381871E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T01:37:42+0800
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    1 Object 1

    Name USA 16
    AOE ID 16624
    NORAD ID 16624
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66409
    NORAD ID 66409
    Object Type UNKNOWN
    Country
    CN CN

    Conjunction Constraints

    Parameter USA 16 OBJECT A
    Time of Closest Approach 2026-10-14T06:40:39+0000
    Collision Probability (Pc) 1.381871E-6
    Conjunction Distance (km) 2.914 km
    Relative Speed (km/s) 14.682 km/s
    Conjunction Risk Parameters R (Radial): -2.748 | I (In-track): 0.112 | C (Cross-track): -0.96
    Collision Risk Index (CRI) 0.38
    X Position (km) -5176.487 -5174.849
    Position Y (km) 107.104 106.245
    Position Z (km) 4874.085 4871.834
    Velocity X (km/s) 4.396 -5.006
    Velocity Y (km/s) -4.78 1.576
    Velocity Z (km/s) 3.978 -5.336

    Orbital Parameters 国际轨道数据源

    Parameter USA 16 OBJECT A
    Semimajor Axis (a) 7367.626 km 7102.825 km
    Eccentricity (e) 0.078483 0.001290
    Inclination (i) 63.3000° 98.2391°
    RAAN 156.5395° 348.9352°
    Perigee Argument 118.4187° 336.4366°
    Mean Anomaly (M) 249.8226° 23.6236°
    Apogee 1567.721 km 733.852 km
    Perigee 411.257 km 715.524 km
    Orbit Epoch 2026-10-12T01:59:16+0000 2026-10-12T04:22:40+0000

    USA 16 & OBJECT A Collision Probability (Pc) Trend

    USA 16 & OBJECT A Collision Probability (Pc) TrendNot Available

    USA 16 & OBJECT A Miss Distance (Miss Distance) Trend

    USA 16 & OBJECT A Miss Distance (Miss Distance) TrendNot Available

    USA 16Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    USA 16Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with USA 16

    No nearby objects data