Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.20982E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:48:33+0800
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    1 Object 1

    AOE ID 52678
    NORAD ID 52678
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69440
    NORAD ID 69440
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4074 STARLINK-37747
    Time of Closest Approach 2026-09-14T06:02:22+0000
    Collision Probability (Pc) 1.20982E-6
    Conjunction Distance (km) 2.992 km
    Relative Speed (km/s) 12.307 km/s
    Conjunction Risk Parameters R (Radial): -2.592 | I (In-track): 0.886 | C (Cross-track): -1.199
    Collision Risk Index (CRI) 0.37
    X Position (km) 1335.049 1335.202
    Position Y (km) -3908.985 -3906.347
    Position Z (km) -5469.793 -5468.392
    Velocity X (km/s) 7.367 -3.44
    Velocity Y (km/s) 1.894 5.105
    Velocity Z (km/s) 0.445 -4.49

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4074 STARLINK-37747
    Semimajor Axis (a) 6848.863 km 6843.684 km
    Eccentricity (e) 0.000092 0.000199
    Inclination (i) 53.1628° 97.2847°
    RAAN 25.5105° 115.4973°
    Perigee Argument 79.6800° 86.2412°
    Mean Anomaly (M) 280.4305° 273.9058°
    Apogee 471.360 km 466.907 km
    Perigee 470.092 km 464.187 km
    Orbit Epoch 2026-09-11T07:56:37+0000 2026-09-11T01:51:12+0000

    STARLINK-4074 & STARLINK-37747 Collision Probability (Pc) Trend

    STARLINK-4074 & STARLINK-37747 Collision Probability (Pc) TrendNot Available

    STARLINK-4074 & STARLINK-37747 Miss Distance (Miss Distance) Trend

    STARLINK-4074 & STARLINK-37747 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4074Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37747Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4074Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37747Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4074

    No nearby objects data