Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.578673E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T12:52:30+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

    Name EXCITE
    AOE ID 43819
    NORAD ID 43819
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter USA 120 EXCITE
    Time of Closest Approach 2026-10-20T06:36:18+0000
    Collision Probability (Pc) 1.578673E-4
    Conjunction Distance (km) 0.532 km
    Relative Speed (km/s) 12.154 km/s
    Conjunction Risk Parameters R (Radial): 0.333 | I (In-track): 0.236 | C (Cross-track): 0.341
    Collision Risk Index (CRI) 0.79
    X Position (km) 2089.383 2089.436
    Position Y (km) -2310.384 -2310.115
    Position Z (km) 6185.983 6186.438
    Velocity X (km/s) 5.703 -5.958
    Velocity Y (km/s) 5.371 3.357
    Velocity Z (km/s) 0.501 3.268

    Orbital Parameters 国际轨道数据源

    Parameter USA 120 EXCITE
    Semimajor Axis (a) 7462.335 km 6923.734 km
    Eccentricity (e) 0.085518 0.001657
    Inclination (i) 63.3172° 97.3846°
    RAAN 227.4945° 326.7254°
    Perigee Argument 51.7744° 285.5652°
    Mean Anomaly (M) 315.7176° 74.3747°
    Apogee 1722.365 km 557.067 km
    Perigee 446.031 km 534.127 km
    Orbit Epoch 2026-10-19T08:50:47+0000 2026-10-19T22:21:09+0000

    USA 120 & EXCITE Collision Probability (Pc) Trend

    USA 120 & EXCITE Collision Probability (Pc) TrendNot Available

    USA 120 & EXCITE Miss Distance (Miss Distance) Trend

    USA 120 & EXCITE Miss Distance (Miss Distance) TrendNot Available

    USA 120Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    EXCITEMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    USA 120Collision Probability Trend

    Object 1 Probability TrendNot Available

    EXCITECollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with USA 120

    No nearby objects data