Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    7.602528E-6
    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 2026-09-07T02:46:33+0000
    Collision Probability (Pc) 7.602528E-6
    Conjunction Distance (km) 1.346 km
    Relative Speed (km/s) 10.488 km/s
    Conjunction Risk Parameters R (Radial): -1.332 | I (In-track): 0.13 | C (Cross-track): 0.134
    Collision Risk Index (CRI) 0.53
    X Position (km) -3450.335 -3449.827
    Position Y (km) 5741.229 5740.063
    Position Z (km) -1873.482 -1873.041
    Velocity X (km/s) -5.826 -3.284
    Velocity Y (km/s) -4.251 0.247
    Velocity Z (km/s) -2.309 6.818

    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