Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.03253E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T22:26:39+0800
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    1 Object 1

    AOE ID 53173
    NORAD ID 53173
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64458
    NORAD ID 64458
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4300 STARLINK-34439
    Time of Closest Approach 2026-09-13T07:23:12+0000
    Collision Probability (Pc) 9.03253E-7
    Conjunction Distance (km) 2.939 km
    Relative Speed (km/s) 7.05 km/s
    Conjunction Risk Parameters R (Radial): -2.924 | I (In-track): 0.26 | C (Cross-track): 0.126
    Collision Risk Index (CRI) 0.34
    X Position (km) 2292.501 2293.73
    Position Y (km) 4008.442 4010.01
    Position Z (km) 5033.522 5035.683
    Velocity X (km/s) -7.176 -4.593
    Velocity Y (km/s) 1.107 5.622
    Velocity Z (km/s) 2.38 -2.379

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4300 STARLINK-34439
    Semimajor Axis (a) 6837.889 km 6840.879 km
    Eccentricity (e) 0.000118 0.000113
    Inclination (i) 53.1621° 53.1578°
    RAAN 13.4144° 300.6232°
    Perigee Argument 83.9070° 90.6948°
    Mean Anomaly (M) 276.2068° 269.4185°
    Apogee 460.562 km 463.519 km
    Perigee 458.942 km 461.965 km
    Orbit Epoch 2026-09-11T14:28:40+0000 2026-09-12T02:45:31+0000

    STARLINK-4300 & STARLINK-34439 Collision Probability (Pc) Trend

    STARLINK-4300 & STARLINK-34439 Collision Probability (Pc) TrendNot Available

    STARLINK-4300 & STARLINK-34439 Miss Distance (Miss Distance) Trend

    STARLINK-4300 & STARLINK-34439 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4300Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34439Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4300Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34439Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4300

    No nearby objects data