Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.205969E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T23:45:43+0800
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    1 Object 1

    AOE ID 49459
    NORAD ID 49459
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 51881
    NORAD ID 51881
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3141 STARLINK-3504
    Time of Closest Approach 2026-09-12T10:20:23+0000
    Collision Probability (Pc) 1.205969E-6
    Conjunction Distance (km) 2.89 km
    Relative Speed (km/s) 11.362 km/s
    Conjunction Risk Parameters R (Radial): 2.839 | I (In-track): -0.355 | C (Cross-track): 0.405
    Collision Risk Index (CRI) 0.37
    X Position (km) 2235.56 2236.989
    Position Y (km) 5721.64 5723.82
    Position Z (km) -3012.778 -3014.023
    Velocity X (km/s) -3.837 -5.655
    Velocity Y (km/s) 4.181 -0.472
    Velocity Z (km/s) 5.103 -5.101

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3141 STARLINK-3504
    Semimajor Axis (a) 6837.880 km 6840.827 km
    Eccentricity (e) 0.000109 0.000054
    Inclination (i) 53.1598° 53.1596°
    RAAN 96.9106° 232.7423°
    Perigee Argument 91.6761° 22.7329°
    Mean Anomaly (M) 268.4367° 337.3698°
    Apogee 460.487 km 463.061 km
    Perigee 458.999 km 462.319 km
    Orbit Epoch 2026-09-11T00:06:57+0000 2026-09-11T05:16:33+0000

    STARLINK-3141 & STARLINK-3504 Collision Probability (Pc) Trend

    STARLINK-3141 & STARLINK-3504 Collision Probability (Pc) TrendNot Available

    STARLINK-3141 & STARLINK-3504 Miss Distance (Miss Distance) Trend

    STARLINK-3141 & STARLINK-3504 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3141Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3504Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3141Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3504Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3141

    No nearby objects data