Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.422413E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T17:54:37+0800
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    1 Object 1

    AOE ID 44350
    NORAD ID 44350
    Object Type PAYLOAD
    Country
    TW TW
    ← VS →

    2 Object 2

    AOE ID 55927
    NORAD ID 55927
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FORMOSAT7-4/COSMIC2-4 STARLINK-5919
    Time of Closest Approach 2026-10-19T11:05:02+0000
    Collision Probability (Pc) 4.422413E-6
    Conjunction Distance (km) 1.578 km
    Relative Speed (km/s) 10.16 km/s
    Conjunction Risk Parameters R (Radial): -0.562 | I (In-track): -1.093 | C (Cross-track): 0.988
    Collision Risk Index (CRI) 0.48
    X Position (km) 1947.04 1945.686
    Position Y (km) -6296.901 -6296.983
    Position Z (km) -2220.133 -2219.327
    Velocity X (km/s) 7.164 1.945
    Velocity Y (km/s) 1.543 2.956
    Velocity Z (km/s) 1.908 -6.693

    Orbital Parameters 国际轨道数据源

    Parameter FORMOSAT7-4/COSMIC2-4 STARLINK-5919
    Semimajor Axis (a) 6954.500 km 6950.177 km
    Eccentricity (e) 0.000106 0.000236
    Inclination (i) 23.9990° 69.9984°
    RAAN 340.8212° 101.9010°
    Perigee Argument 170.2291° 280.0814°
    Mean Anomaly (M) 189.8230° 80.0079°
    Apogee 577.101 km 573.679 km
    Perigee 575.625 km 570.401 km
    Orbit Epoch 2026-10-18T19:18:58+0000 2026-10-18T18:10:23+0000

    FORMOSAT7-4/COSMIC2-4 & STARLINK-5919 Collision Probability (Pc) Trend

    FORMOSAT7-4/COSMIC2-4 & STARLINK-5919 Collision Probability (Pc) TrendNot Available

    FORMOSAT7-4/COSMIC2-4 & STARLINK-5919 Miss Distance (Miss Distance) Trend

    FORMOSAT7-4/COSMIC2-4 & STARLINK-5919 Miss Distance (Miss Distance) TrendNot Available

    FORMOSAT7-4/COSMIC2-4Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5919Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FORMOSAT7-4/COSMIC2-4Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5919Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FORMOSAT7-4/COSMIC2-4

    No nearby objects data