Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.383087E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T22:51:19+0800
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    1 Object 1

    AOE ID 66734
    NORAD ID 66734
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69013
    NORAD ID 69013
    Object Type PAYLOAD
    Country
    KR KR

    Conjunction Constraints

    Parameter FLOCK 4H 31 CAS500-2
    Time of Closest Approach 2026-09-06T04:03:49+0000
    Collision Probability (Pc) 1.383087E-6
    Conjunction Distance (km) 2.949 km
    Relative Speed (km/s) 15.091 km/s
    Conjunction Risk Parameters R (Radial): -0.397 | I (In-track): -0.404 | C (Cross-track): -2.893
    Collision Risk Index (CRI) 0.38
    X Position (km) -5306.46 -5305.016
    Position Y (km) 3956.594 3959.161
    Position Z (km) 1883.428 1883.551
    Velocity X (km/s) -1.056 2.276
    Velocity Y (km/s) 2.06 -0.431
    Velocity Z (km/s) -7.253 7.253

    Orbital Parameters 国际轨道数据源

    Parameter FLOCK 4H 31 CAS500-2
    Semimajor Axis (a) 6882.513 km 6883.505 km
    Eccentricity (e) 0.000540 0.001121
    Inclination (i) 97.4107° 97.3773°
    RAAN 320.2336° 143.8950°
    Perigee Argument 99.3143° 96.4468°
    Mean Anomaly (M) 260.8703° 263.8043°
    Apogee 508.092 km 513.083 km
    Perigee 500.660 km 497.653 km
    Orbit Epoch 2026-09-05T05:14:00+0000 2026-09-04T15:39:29+0000

    FLOCK 4H 31 & CAS500-2 Collision Probability (Pc) Trend

    FLOCK 4H 31 & CAS500-2 Collision Probability (Pc) TrendNot Available

    FLOCK 4H 31 & CAS500-2 Miss Distance (Miss Distance) Trend

    FLOCK 4H 31 & CAS500-2 Miss Distance (Miss Distance) TrendNot Available

    FLOCK 4H 31Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CAS500-2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FLOCK 4H 31Collision Probability Trend

    Object 1 Probability TrendNot Available

    CAS500-2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FLOCK 4H 31

    No nearby objects data