Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.191527E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T07:12:52+0800
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    1 Object 1

    AOE ID 63987
    NORAD ID 63987
    Object Type UNKNOWN
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 66733
    NORAD ID 66733
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter OBJECT F FLOCK 4H 30
    Time of Closest Approach 2026-10-21T17:13:39+0000
    Collision Probability (Pc) 4.191527E-6
    Conjunction Distance (km) 0.911 km
    Relative Speed (km/s) 0.228 km/s
    Conjunction Risk Parameters R (Radial): 0.168 | I (In-track): 0.895 | C (Cross-track): -0.02
    Collision Risk Index (CRI) 0.47
    X Position (km) 322.961 323.843
    Position Y (km) -856.67 -856.568
    Position Z (km) 6813.264 6813.066
    Velocity X (km/s) -7.578 -7.557
    Velocity Y (km/s) -0.642 -0.867
    Velocity Z (km/s) 0.274 0.251

    Orbital Parameters 国际轨道数据源

    Parameter OBJECT F FLOCK 4H 30
    Semimajor Axis (a) 6879.157 km 6880.297 km
    Eccentricity (e) 0.000648 0.000273
    Inclination (i) 97.3521° 97.4120°
    RAAN 2.3773° 3.7595°
    Perigee Argument 227.4469° 308.3095°
    Mean Anomaly (M) 132.6220° 51.7896°
    Apogee 505.481 km 504.035 km
    Perigee 496.559 km 500.285 km
    Orbit Epoch 2026-10-19T11:10:52+0000 2026-10-19T03:16:25+0000

    OBJECT F & FLOCK 4H 30 Collision Probability (Pc) Trend

    OBJECT F & FLOCK 4H 30 Collision Probability (Pc) TrendNot Available

    OBJECT F & FLOCK 4H 30 Miss Distance (Miss Distance) Trend

    OBJECT F & FLOCK 4H 30 Miss Distance (Miss Distance) TrendNot Available

    OBJECT FMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4H 30Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OBJECT FCollision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4H 30Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OBJECT F

    No nearby objects data