Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.639431E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:01:37+0800
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    1 Object 1

    AOE ID 53413
    NORAD ID 53413
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68381
    NORAD ID 68381
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4500 STARLINK-37111
    Time of Closest Approach 2026-10-21T03:30:29+0000
    Collision Probability (Pc) 1.639431E-6
    Conjunction Distance (km) 2.432 km
    Relative Speed (km/s) 12.11 km/s
    Conjunction Risk Parameters R (Radial): 2.053 | I (In-track): -0.795 | C (Cross-track): -1.032
    Collision Risk Index (CRI) 0.39
    X Position (km) 405.933 406.821
    Position Y (km) 4094.046 4094.401
    Position Z (km) -5475.674 -5477.909
    Velocity X (km/s) -7.606 2.189
    Velocity Y (km/s) 0.432 5.766
    Velocity Z (km/s) -0.241 4.475

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4500 STARLINK-37111
    Semimajor Axis (a) 6843.339 km 6843.652 km
    Eccentricity (e) 0.000124 0.000134
    Inclination (i) 53.1598° 97.2801°
    RAAN 187.7693° 72.7360°
    Perigee Argument 84.2010° 92.2806°
    Mean Anomaly (M) 275.9133° 267.8590°
    Apogee 466.051 km 466.430 km
    Perigee 464.353 km 464.600 km
    Orbit Epoch 2026-10-19T01:51:29+0000 2026-10-19T07:53:34+0000

    STARLINK-4500 & STARLINK-37111 Collision Probability (Pc) Trend

    STARLINK-4500 & STARLINK-37111 Collision Probability (Pc) TrendNot Available

    STARLINK-4500 & STARLINK-37111 Miss Distance (Miss Distance) Trend

    STARLINK-4500 & STARLINK-37111 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4500Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37111Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4500Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37111Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4500

    No nearby objects data