Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    5.06169E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T22:31:09+0800
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    1 Object 1

    AOE ID 43804
    NORAD ID 43804
    Object Type PAYLOAD
    Country
    FI FI
    VS

    2 Object 2

    AOE ID 57785
    NORAD ID 57785
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SUOMI100 STARLINK-30381
    Time of Closest Approach 2026-09-12T09:33:42+0000
    Collision Probability (Pc) 5.06169E-6
    Conjunction Distance (km) 1.555 km
    Relative Speed (km/s) 11.599 km/s
    Conjunction Risk Parameters R (Radial): 1.055 | I (In-track): 0.744 | C (Cross-track): 0.868
    Collision Risk Index (CRI) 0.49
    X Position (km) -3131.266 -3131.937
    Position Y (km) 3925.796 3925.477
    Position Z (km) -4677.528 -4678.894
    Velocity X (km/s) 4.236 -5.9
    Velocity Y (km/s) -3.159 -4.818
    Velocity Z (km/s) -5.482 -0.093

    Orbital Parameters 国际轨道数据源

    Parameter SUOMI100 STARLINK-30381
    Semimajor Axis (a) 6853.294 km 6861.205 km
    Eccentricity (e) 0.000878 0.000129
    Inclination (i) 97.4107° 43.0042°
    RAAN 314.3904° 228.0234°
    Perigee Argument 344.1761° 260.9649°
    Mean Anomaly (M) 15.9204° 99.1056°
    Apogee 481.172 km 483.954 km
    Perigee 469.142 km 482.182 km
    Orbit Epoch 2026-09-11T05:54:30+0000 2026-09-10T23:26:05+0000

    SUOMI100 & STARLINK-30381 Collision Probability (Pc) Trend

    SUOMI100 & STARLINK-30381 Collision Probability (Pc) TrendNot Available

    SUOMI100 & STARLINK-30381 Miss Distance (Miss Distance) Trend

    SUOMI100 & STARLINK-30381 Miss Distance (Miss Distance) TrendNot Available

    SUOMI100Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30381Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SUOMI100Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30381Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SUOMI100

    No nearby objects data