Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.062171E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T12:10:12+0800
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    1 Object 1

    Name USA 119
    AOE ID 23893
    NORAD ID 23893
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    Name EMISAR
    AOE ID 68427
    NORAD ID 68427
    Object Type PAYLOAD
    Country
    RO RO

    Conjunction Constraints

    Parameter USA 119 EMISAR
    Time of Closest Approach 2026-09-06T19:49:31+0000
    Collision Probability (Pc) 3.062171E-6
    Conjunction Distance (km) 1.924 km
    Relative Speed (km/s) 14.048 km/s
    Conjunction Risk Parameters R (Radial): 0.534 | I (In-track): 0.772 | C (Cross-track): -1.679
    Collision Risk Index (CRI) 0.45
    X Position (km) 2569.068 2569.151
    Position Y (km) 2215.349 2217.267
    Position Z (km) 5978.895 5978.762
    Velocity X (km/s) -6.749 6.149
    Velocity Y (km/s) 3.677 2.66
    Velocity Z (km/s) 1.854 -3.618

    Orbital Parameters 国际轨道数据源

    Parameter USA 119 EMISAR
    Semimajor Axis (a) 7463.351 km 6882.378 km
    Eccentricity (e) 0.085516 0.000361
    Inclination (i) 63.3205° 97.4621°
    RAAN 344.0486° 205.4688°
    Perigee Argument 50.4494° 79.1665°
    Mean Anomaly (M) 316.8975° 280.9976°
    Apogee 1723.449 km 506.724 km
    Perigee 446.979 km 501.758 km
    Orbit Epoch 2026-09-04T15:48:43+0000 2026-09-04T19:55:26+0000

    USA 119 & EMISAR Collision Probability (Pc) Trend

    USA 119 & EMISAR Collision Probability (Pc) TrendNot Available

    USA 119 & EMISAR Miss Distance (Miss Distance) Trend

    USA 119 & EMISAR Miss Distance (Miss Distance) TrendNot Available

    USA 119Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    EMISARMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    USA 119Collision Probability Trend

    Object 1 Probability TrendNot Available

    EMISARCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with USA 119

    No nearby objects data