Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    4.058759E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T16:46:22+0800
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    1 Object 1

    AOE ID 53537
    NORAD ID 53537
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64176
    NORAD ID 64176
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4120 STARLINK-34191
    Time of Closest Approach 2026-09-13T21:06:52+0000
    Collision Probability (Pc) 4.058759E-7
    Conjunction Distance (km) 2.515 km
    Relative Speed (km/s) 0.8 km/s
    Conjunction Risk Parameters R (Radial): -2.512 | I (In-track): 0.104 | C (Cross-track): 0.003
    Collision Risk Index (CRI) 0.27
    X Position (km) 3668.648 3670.042
    Position Y (km) 1836.533 1837.115
    Position Z (km) 5460.51 5462.521
    Velocity X (km/s) -3.704 -3.131
    Velocity Y (km/s) 6.678 6.964
    Velocity Z (km/s) 0.242 -0.238

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4120 STARLINK-34191
    Semimajor Axis (a) 6837.856 km 6840.823 km
    Eccentricity (e) 0.000103 0.000148
    Inclination (i) 53.1605° 53.1587°
    RAAN 308.3703° 302.3916°
    Perigee Argument 83.3274° 90.4816°
    Mean Anomaly (M) 276.7846° 269.6356°
    Apogee 460.421 km 463.697 km
    Perigee 459.017 km 461.675 km
    Orbit Epoch 2026-09-12T04:07:00+0000 2026-09-11T20:15:18+0000

    STARLINK-4120 & STARLINK-34191 Collision Probability (Pc) Trend

    STARLINK-4120 & STARLINK-34191 Collision Probability (Pc) TrendNot Available

    STARLINK-4120 & STARLINK-34191 Miss Distance (Miss Distance) Trend

    STARLINK-4120 & STARLINK-34191 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4120Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34191Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4120Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34191Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4120

    No nearby objects data