Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.389197E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T01:10:07+0800
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    1 Object 1

    Name USA 25
    AOE ID 18025
    NORAD ID 18025
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 30764
    NORAD ID 30764
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter USA 25 FENGYUN 1C DEB
    Time of Closest Approach 2026-10-13T09:11:42+0000
    Collision Probability (Pc) 6.389197E-6
    Conjunction Distance (km) 1.349 km
    Relative Speed (km/s) 8.226 km/s
    Conjunction Risk Parameters R (Radial): 1.197 | I (In-track): 0.513 | C (Cross-track): -0.351
    Collision Risk Index (CRI) 0.51
    X Position (km) -3715.83 -3716.993
    Position Y (km) 1590.972 1591.305
    Position Z (km) 5392.436 5393.032
    Velocity X (km/s) -6.297 -4.697
    Velocity Y (km/s) -3.807 4.139
    Velocity Z (km/s) -3.08 -4.477

    Orbital Parameters 国际轨道数据源

    Parameter USA 25 FENGYUN 1C DEB
    Semimajor Axis (a) 7296.968 km 6760.336 km
    Eccentricity (e) 0.076687 0.003599
    Inclination (i) 63.2940° 98.7695°
    RAAN 22.3167° 322.4554°
    Perigee Argument 105.8197° 190.6160°
    Mean Anomaly (M) 262.8707° 169.4338°
    Apogee 1478.415 km 406.529 km
    Perigee 359.247 km 357.869 km
    Orbit Epoch 2026-10-12T05:07:01+0000 2026-10-11T09:00:07+0000

    USA 25 & FENGYUN 1C DEB Collision Probability (Pc) Trend

    USA 25 & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    USA 25 & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    USA 25 & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    USA 25Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    USA 25Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with USA 25

    No nearby objects data