Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.123892E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T03:18:47+0800
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    1 Object 1

    AOE ID 53570
    NORAD ID 53570
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65238
    NORAD ID 65238
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4550 STARLINK-34818
    Time of Closest Approach 2026-09-14T02:03:03+0000
    Collision Probability (Pc) 9.123892E-7
    Conjunction Distance (km) 2.778 km
    Relative Speed (km/s) 6.321 km/s
    Conjunction Risk Parameters R (Radial): -2.77 | I (In-track): 0.179 | C (Cross-track): -0.078
    Collision Risk Index (CRI) 0.34
    X Position (km) 2464.394 2465.373
    Position Y (km) -5752.642 -5755.063
    Position Z (km) 2760.756 2761.703
    Velocity X (km/s) 3.68 -2.177
    Velocity Y (km/s) 4.118 2.398
    Velocity Z (km/s) 5.275 6.913

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4550 STARLINK-34818
    Semimajor Axis (a) 6843.381 km 6843.655 km
    Eccentricity (e) 0.000129 0.000149
    Inclination (i) 53.1580° 97.2818°
    RAAN 286.0762° 294.4255°
    Perigee Argument 82.4092° 112.7337°
    Mean Anomaly (M) 277.7056° 247.4064°
    Apogee 466.126 km 466.538 km
    Perigee 464.362 km 464.498 km
    Orbit Epoch 2026-09-11T11:21:19+0000 2026-09-12T01:23:52+0000

    STARLINK-4550 & STARLINK-34818 Collision Probability (Pc) Trend

    STARLINK-4550 & STARLINK-34818 Collision Probability (Pc) TrendNot Available

    STARLINK-4550 & STARLINK-34818 Miss Distance (Miss Distance) Trend

    STARLINK-4550 & STARLINK-34818 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4550Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34818Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4550Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34818Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4550

    No nearby objects data