Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.692792E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T03:19:39+0800
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    1 Object 1

    AOE ID 52988
    NORAD ID 52988
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65289
    NORAD ID 65289
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4291 STARLINK-34845
    Time of Closest Approach 2026-09-14T00:09:32+0000
    Collision Probability (Pc) 8.692792E-7
    Conjunction Distance (km) 2.787 km
    Relative Speed (km/s) 5.835 km/s
    Conjunction Risk Parameters R (Radial): -2.323 | I (In-track): -1.423 | C (Cross-track): -0.583
    Collision Risk Index (CRI) 0.34
    X Position (km) -3993.284 -3995.116
    Position Y (km) 5419.619 5421.439
    Position Z (km) 1226.422 1225.376
    Velocity X (km/s) -4.394 -0.019
    Velocity Y (km/s) -1.879 1.682
    Velocity Z (km/s) -5.956 -7.446

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4291 STARLINK-34845
    Semimajor Axis (a) 6843.369 km 6843.655 km
    Eccentricity (e) 0.000110 0.000133
    Inclination (i) 53.1608° 97.2825°
    RAAN 324.1137° 303.1586°
    Perigee Argument 78.3360° 96.5975°
    Mean Anomaly (M) 281.7765° 263.5419°
    Apogee 465.982 km 466.426 km
    Perigee 464.482 km 464.610 km
    Orbit Epoch 2026-09-11T21:22:57+0000 2026-09-12T02:00:21+0000

    STARLINK-4291 & STARLINK-34845 Collision Probability (Pc) Trend

    STARLINK-4291 & STARLINK-34845 Collision Probability (Pc) TrendNot Available

    STARLINK-4291 & STARLINK-34845 Miss Distance (Miss Distance) Trend

    STARLINK-4291 & STARLINK-34845 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4291Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34845Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4291Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34845Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4291

    No nearby objects data