Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.345631E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:43:02+0800
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    1 Object 1

    AOE ID 51866
    NORAD ID 51866
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66204
    NORAD ID 66204
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3553 STARLINK-35490
    Time of Closest Approach 2026-09-03T19:58:52+0000
    Collision Probability (Pc) 1.345631E-6
    Conjunction Distance (km) 2.702 km
    Relative Speed (km/s) 11.698 km/s
    Conjunction Risk Parameters R (Radial): -2.542 | I (In-track): 0.586 | C (Cross-track): -0.702
    Collision Risk Index (CRI) 0.38
    X Position (km) 3066.972 3066.634
    Position Y (km) -5590.429 -5587.913
    Position Z (km) 2477.227 2476.304
    Velocity X (km/s) 3.283 5.329
    Velocity Y (km/s) 4.226 0.499
    Velocity Z (km/s) 5.448 -5.449

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3553 STARLINK-35490
    Semimajor Axis (a) 6843.375 km 6840.824 km
    Eccentricity (e) 0.000114 0.000104
    Inclination (i) 53.1602° 53.1571°
    RAAN 288.8392° 144.0470°
    Perigee Argument 82.5098° 71.5492°
    Mean Anomaly (M) 277.6035° 288.5623°
    Apogee 466.021 km 463.398 km
    Perigee 464.455 km 461.976 km
    Orbit Epoch 2026-09-02T07:53:23+0000 2026-09-02T01:06:39+0000

    STARLINK-3553 & STARLINK-35490 Collision Probability (Pc) Trend

    STARLINK-3553 & STARLINK-35490 Collision Probability (Pc) TrendNot Available

    STARLINK-3553 & STARLINK-35490 Miss Distance (Miss Distance) Trend

    STARLINK-3553 & STARLINK-35490 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3553Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35490Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3553Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35490Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3553

    No nearby objects data