Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.994044E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T09:17:04+0800
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    1 Object 1

    AOE ID 53703
    NORAD ID 53703
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53842
    NORAD ID 53842
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4731 STARLINK-4754
    Time of Closest Approach 2026-10-21T11:54:29+0000
    Collision Probability (Pc) 7.994044E-7
    Conjunction Distance (km) 2.919 km
    Relative Speed (km/s) 5.554 km/s
    Conjunction Risk Parameters R (Radial): 2.8 | I (In-track): -0.766 | C (Cross-track): -0.301
    Collision Risk Index (CRI) 0.33
    X Position (km) -2360.894 -2359.233
    Position Y (km) -3723.945 -3722.864
    Position Z (km) -5237.576 -5235.433
    Velocity X (km/s) 4.86 7.136
    Velocity Y (km/s) -5.595 -2.009
    Velocity Z (km/s) 1.789 -1.789

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4731 STARLINK-4754
    Semimajor Axis (a) 6840.867 km 6837.912 km
    Eccentricity (e) 0.000125 0.000151
    Inclination (i) 53.1598° 53.1585°
    RAAN 308.7318° 5.2669°
    Perigee Argument 92.3594° 88.4758°
    Mean Anomaly (M) 267.7552° 271.6418°
    Apogee 463.586 km 460.811 km
    Perigee 461.874 km 458.739 km
    Orbit Epoch 2026-10-19T18:01:03+0000 2026-10-19T05:41:41+0000

    STARLINK-4731 & STARLINK-4754 Collision Probability (Pc) Trend

    STARLINK-4731 & STARLINK-4754 Collision Probability (Pc) TrendNot Available

    STARLINK-4731 & STARLINK-4754 Miss Distance (Miss Distance) Trend

    STARLINK-4731 & STARLINK-4754 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4731Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4754Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4731Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4754Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4731

    No nearby objects data