Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    8.713365E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-12T20:52:41+0800
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    1 Object 1

    AOE ID 53784
    NORAD ID 53784
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69421
    NORAD ID 69421
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4687 STARLINK-37585
    Time of Closest Approach 2026-10-13T04:45:35+0000
    Collision Probability (Pc) 8.713365E-6
    Conjunction Distance (km) 1.376 km
    Relative Speed (km/s) 14.226 km/s
    Conjunction Risk Parameters R (Radial): -1.336 | I (In-track): 0.118 | C (Cross-track): -0.305
    Collision Risk Index (CRI) 0.54
    X Position (km) 4063.629 4062.931
    Position Y (km) -3306.223 -3305.292
    Position Z (km) -4419.14 -4418.406
    Velocity X (km/s) 6.137 -4.554
    Velocity Y (km/s) 2.717 2.076
    Velocity Z (km/s) 3.614 -5.747

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4687 STARLINK-37585
    Semimajor Axis (a) 6848.851 km 6843.785 km
    Eccentricity (e) 0.000093 0.000338
    Inclination (i) 53.1587° 97.2818°
    RAAN 7.9545° 146.0597°
    Perigee Argument 79.3669° 74.4211°
    Mean Anomaly (M) 280.7436° 285.7405°
    Apogee 471.349 km 467.964 km
    Perigee 470.079 km 463.332 km
    Orbit Epoch 2026-10-11T12:16:40+0000 2026-10-12T04:18:34+0000

    STARLINK-4687 & STARLINK-37585 Collision Probability (Pc) Trend

    STARLINK-4687 & STARLINK-37585 Collision Probability (Pc) TrendNot Available

    STARLINK-4687 & STARLINK-37585 Miss Distance (Miss Distance) Trend

    STARLINK-4687 & STARLINK-37585 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4687Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37585Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4687Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37585Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4687

    No nearby objects data