Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.351346E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:43:32+0800
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    1 Object 1

    AOE ID 51855
    NORAD ID 51855
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53294
    NORAD ID 53294
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3545 STARLINK-4146
    Time of Closest Approach 2026-09-04T10:01:33+0000
    Collision Probability (Pc) 1.351346E-6
    Conjunction Distance (km) 2.721 km
    Relative Speed (km/s) 11.991 km/s
    Conjunction Risk Parameters R (Radial): -2.72 | I (In-track): -0.019 | C (Cross-track): -0.014
    Collision Risk Index (CRI) 0.38
    X Position (km) -373.808 -373.636
    Position Y (km) 6604.125 6601.498
    Position Z (km) 1738.307 1737.621
    Velocity X (km/s) -4.812 -4.64
    Velocity Y (km/s) 1.262 -1.797
    Velocity Z (km/s) -5.795 5.796

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3545 STARLINK-4146
    Semimajor Axis (a) 6840.887 km 6837.878 km
    Eccentricity (e) 0.000119 0.000130
    Inclination (i) 53.1599° 53.1607°
    RAAN 294.4853° 94.0861°
    Perigee Argument 94.0245° 95.6459°
    Mean Anomaly (M) 266.0893° 264.4692°
    Apogee 463.563 km 460.628 km
    Perigee 461.937 km 458.854 km
    Orbit Epoch 2026-09-02T07:18:04+0000 2026-09-01T19:27:23+0000

    STARLINK-3545 & STARLINK-4146 Collision Probability (Pc) Trend

    STARLINK-3545 & STARLINK-4146 Collision Probability (Pc) TrendNot Available

    STARLINK-3545 & STARLINK-4146 Miss Distance (Miss Distance) Trend

    STARLINK-3545 & STARLINK-4146 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3545Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4146Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3545Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4146Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3545

    No nearby objects data