Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    2.920421E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T04:39:29+0800
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    1 Object 1

    Name O3B FM4
    AOE ID 39189
    NORAD ID 39189
    Object Type PAYLOAD
    Country
    O3B O3B
    ← VS →

    2 Object 2

    AOE ID 40348
    NORAD ID 40348
    Object Type PAYLOAD
    Country
    O3B O3B

    Conjunction Constraints

    Parameter O3B FM4 O3B FM10
    Time of Closest Approach 2026-10-21T10:46:10+0000
    Collision Probability (Pc) 2.920421E-7
    Conjunction Distance (km) 2.339 km
    Relative Speed (km/s) 0.002 km/s
    Conjunction Risk Parameters R (Radial): -1.825 | I (In-track): -1.461 | C (Cross-track): -0.066
    Collision Risk Index (CRI) 0.24
    X Position (km) 3829.451 3827.559
    Position Y (km) -13926.788 -13925.416
    Position Z (km) -9.004 -9.07
    Velocity X (km/s) 5.067 5.067
    Velocity Y (km/s) 1.391 1.391
    Velocity Z (km/s) 0.001 0.002

    Orbital Parameters 国际轨道数据源

    Parameter O3B FM4 O3B FM10
    Semimajor Axis (a) 14444.024 km 14444.024 km
    Eccentricity (e) 0.000482 0.000268
    Inclination (i) 0.0407° 0.0463°
    RAAN 3.9035° 347.2726°
    Perigee Argument 180.8571° 216.4105°
    Mean Anomaly (M) 175.2409° 156.3104°
    Apogee 8072.850 km 8069.754 km
    Perigee 8058.924 km 8062.020 km
    Orbit Epoch 2026-10-20T02:11:00+0000 2026-10-19T06:59:36+0000

    O3B FM4 & O3B FM10 Collision Probability (Pc) Trend

    O3B FM4 & O3B FM10 Collision Probability (Pc) TrendNot Available

    O3B FM4 & O3B FM10 Miss Distance (Miss Distance) Trend

    O3B FM4 & O3B FM10 Miss Distance (Miss Distance) TrendNot Available

    O3B FM4Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    O3B FM10Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    O3B FM4Collision Probability Trend

    Object 1 Probability TrendNot Available

    O3B FM10Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with O3B FM4

    No nearby objects data