Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.651414E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T14:34:16+0800
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    1 Object 1

    AOE ID 49418
    NORAD ID 49418
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68821
    NORAD ID 68821
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3111 STARLINK-37421
    Time of Closest Approach 2026-10-18T12:06:07+0000
    Collision Probability (Pc) 1.651414E-6
    Conjunction Distance (km) 2.567 km
    Relative Speed (km/s) 14.433 km/s
    Conjunction Risk Parameters R (Radial): 2.311 | I (In-track): 0.353 | C (Cross-track): 1.061
    Collision Risk Index (CRI) 0.39
    X Position (km) -4451.198 -4453.542
    Position Y (km) 3491.112 3491.698
    Position Z (km) -3859.326 -3860.192
    Velocity X (km/s) -1.092 -2.616
    Velocity Y (km/s) -6.179 3.537
    Velocity Z (km/s) -4.336 6.227

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3111 STARLINK-37421
    Semimajor Axis (a) 6843.395 km 6843.617 km
    Eccentricity (e) 0.000156 0.000187
    Inclination (i) 53.1587° 97.2811°
    RAAN 296.7972° 135.9411°
    Perigee Argument 100.8796° 83.8741°
    Mean Anomaly (M) 259.2381° 276.2714°
    Apogee 466.323 km 466.758 km
    Perigee 464.193 km 464.202 km
    Orbit Epoch 2026-10-17T06:58:20+0000 2026-10-17T12:45:42+0000

    STARLINK-3111 & STARLINK-37421 Collision Probability (Pc) Trend

    STARLINK-3111 & STARLINK-37421 Collision Probability (Pc) TrendNot Available

    STARLINK-3111 & STARLINK-37421 Miss Distance (Miss Distance) Trend

    STARLINK-3111 & STARLINK-37421 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3111Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37421Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3111Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37421Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3111

    No nearby objects data