Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.19818E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T07:16:55+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 55780
    NORAD ID 55780
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FORMOSAT7-4/COSMIC2-4 STARLINK-5819
    Time of Closest Approach 2026-09-07T05:10:40+0000
    Collision Probability (Pc) 3.19818E-5
    Conjunction Distance (km) 0.887 km
    Relative Speed (km/s) 10.484 km/s
    Conjunction Risk Parameters R (Radial): 0.826 | I (In-track): -0.232 | C (Cross-track): 0.226
    Collision Risk Index (CRI) 0.65
    X Position (km) 3415.862 3415.998
    Position Y (km) -5751.133 -5751.932
    Position Z (km) 1886.134 1886.493
    Velocity X (km/s) 5.852 3.298
    Velocity Y (km/s) 4.233 -0.284
    Velocity Z (km/s) 2.295 -6.814

    Orbital Parameters 国际轨道数据源

    Parameter FORMOSAT7-4/COSMIC2-4 STARLINK-5819
    Semimajor Axis (a) 6954.977 km 6950.187 km
    Eccentricity (e) 0.000133 0.000285
    Inclination (i) 23.9978° 69.9999°
    RAAN 280.3002° 134.4163°
    Perigee Argument 51.6006° 269.5016°
    Mean Anomaly (M) 308.4614° 90.5816°
    Apogee 577.766 km 574.029 km
    Perigee 575.914 km 570.071 km
    Orbit Epoch 2026-09-04T09:47:37+0000 2026-09-04T02:44:58+0000

    FORMOSAT7-4/COSMIC2-4 & STARLINK-5819 Collision Probability (Pc) Trend

    FORMOSAT7-4/COSMIC2-4 & STARLINK-5819 Collision Probability (Pc) TrendNot Available

    FORMOSAT7-4/COSMIC2-4 & STARLINK-5819 Miss Distance (Miss Distance) Trend

    FORMOSAT7-4/COSMIC2-4 & STARLINK-5819 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-5819Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FORMOSAT7-4/COSMIC2-4Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5819Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FORMOSAT7-4/COSMIC2-4

    No nearby objects data