Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.33303E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T17:59:00+0800
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    1 Object 1

    AOE ID 53793
    NORAD ID 53793
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68782
    NORAD ID 68782
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4728 STARLINK-37390
    Time of Closest Approach 2026-09-13T15:10:22+0000
    Collision Probability (Pc) 1.33303E-6
    Conjunction Distance (km) 2.978 km
    Relative Speed (km/s) 14.45 km/s
    Conjunction Risk Parameters R (Radial): 2.722 | I (In-track): 0.401 | C (Cross-track): -1.138
    Collision Risk Index (CRI) 0.37
    X Position (km) 1670.181 1668.597
    Position Y (km) -5398.838 -5397.312
    Position Z (km) 3859.965 3857.959
    Velocity X (km/s) 6.173 -2.379
    Velocity Y (km/s) -1.196 3.728
    Velocity Z (km/s) -4.331 6.224

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4728 STARLINK-37390
    Semimajor Axis (a) 6848.873 km 6843.676 km
    Eccentricity (e) 0.000152 0.000164
    Inclination (i) 53.1610° 97.2838°
    RAAN 154.8168° 289.2256°
    Perigee Argument 87.3039° 119.5354°
    Mean Anomaly (M) 272.8137° 240.6052°
    Apogee 471.780 km 466.662 km
    Perigee 469.692 km 464.416 km
    Orbit Epoch 2026-09-10T00:27:19+0000 2026-09-10T14:58:59+0000

    STARLINK-4728 & STARLINK-37390 Collision Probability (Pc) Trend

    STARLINK-4728 & STARLINK-37390 Collision Probability (Pc) TrendNot Available

    STARLINK-4728 & STARLINK-37390 Miss Distance (Miss Distance) Trend

    STARLINK-4728 & STARLINK-37390 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4728Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37390Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4728Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37390Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4728

    No nearby objects data