Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    5.37275E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:49:50+0800
    View CDM
    Download CDM 1.0

    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 2026-09-04T23:26:01+0000
    Collision Probability (Pc) 5.37275E-5
    Conjunction Distance (km) 0.695 km
    Relative Speed (km/s) 7.16 km/s
    Conjunction Risk Parameters R (Radial): -0.365 | I (In-track): 0.523 | C (Cross-track): 0.276
    Collision Risk Index (CRI) 0.7
    X Position (km) 3348.387 3348.617
    Position Y (km) -3227.455 -3226.856
    Position Z (km) -5024.281 -5024.014
    Velocity X (km/s) 2.781 6.563
    Velocity Y (km/s) 6.67 3.025
    Velocity Z (km/s) -2.433 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