Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.013967E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:42:57+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 58550
    NORAD ID 58550
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3553 STARLINK-31056
    Time of Closest Approach 2026-09-03T08:33:58+0000
    Collision Probability (Pc) 7.013967E-7
    Conjunction Distance (km) 2.624 km
    Relative Speed (km/s) 3.341 km/s
    Conjunction Risk Parameters R (Radial): -2.389 | I (In-track): -1.056 | C (Cross-track): 0.237
    Collision Risk Index (CRI) 0.32
    X Position (km) -3649.159 -3648.426
    Position Y (km) -2100.678 -2099.006
    Position Z (km) -5401.729 -5399.845
    Velocity X (km/s) 2.569 4.852
    Velocity Y (km/s) -7.103 -5.79
    Velocity Z (km/s) 1.028 -1.028

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3553 STARLINK-31056
    Semimajor Axis (a) 6843.375 km 6840.879 km
    Eccentricity (e) 0.000114 0.000133
    Inclination (i) 53.1602° 53.1605°
    RAAN 288.8392° 323.9435°
    Perigee Argument 82.5098° 86.7733°
    Mean Anomaly (M) 277.6035° 273.3422°
    Apogee 466.021 km 463.652 km
    Perigee 464.455 km 461.832 km
    Orbit Epoch 2026-09-02T07:53:23+0000 2026-09-01T14:47:30+0000

    STARLINK-3553 & STARLINK-31056 Collision Probability (Pc) Trend

    STARLINK-3553 & STARLINK-31056 Collision Probability (Pc) TrendNot Available

    STARLINK-3553 & STARLINK-31056 Miss Distance (Miss Distance) Trend

    STARLINK-3553 & STARLINK-31056 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3553Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31056Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3553Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31056Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3553

    No nearby objects data