Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    4.5798E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:49:50+0800
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    1 Object 1

    AOE ID 53139
    NORAD ID 53139
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64674
    NORAD ID 64674
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4185 STARLINK-34539
    Time of Closest Approach 2026-09-04T13:16:22+0000
    Collision Probability (Pc) 4.5798E-5
    Conjunction Distance (km) 0.732 km
    Relative Speed (km/s) 7.173 km/s
    Conjunction Risk Parameters R (Radial): -0.36 | I (In-track): -0.56 | C (Cross-track): 0.302
    Collision Risk Index (CRI) 0.68
    X Position (km) -3451.815 -3451.206
    Position Y (km) 3103.564 3103.872
    Position Z (km) 5015.35 5015.087
    Velocity X (km/s) -2.551 -6.47
    Velocity Y (km/s) -6.777 -3.253
    Velocity Z (km/s) 2.432 -2.433

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4185 STARLINK-34539
    Semimajor Axis (a) 6840.878 km 6840.844 km
    Eccentricity (e) 0.000116 0.000119
    Inclination (i) 53.1598° 53.1614°
    RAAN 93.1349° 23.4936°
    Perigee Argument 79.2450° 87.5538°
    Mean Anomaly (M) 280.8683° 272.5601°
    Apogee 463.536 km 463.524 km
    Perigee 461.946 km 461.890 km
    Orbit Epoch 2026-09-02T14:05:11+0000 2026-09-02T02:56:33+0000

    STARLINK-4185 & STARLINK-34539 Collision Probability (Pc) Trend

    STARLINK-4185 & STARLINK-34539 Collision Probability (Pc) TrendNot Available

    STARLINK-4185 & STARLINK-34539 Miss Distance (Miss Distance) Trend

    STARLINK-4185 & STARLINK-34539 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4185Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34539Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4185Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34539Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4185

    No nearby objects data