Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    5.13019E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T07:16:57+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 67027
    NORAD ID 67027
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FORMOSAT7-4/COSMIC2-4 STARLINK-36171
    Time of Closest Approach 2026-09-05T05:25:03+0000
    Collision Probability (Pc) 5.13019E-6
    Conjunction Distance (km) 1.46 km
    Relative Speed (km/s) 8.75 km/s
    Conjunction Risk Parameters R (Radial): 1.459 | I (In-track): 0.045 | C (Cross-track): 0.042
    Collision Risk Index (CRI) 0.49
    X Position (km) 6239.961 6241.246
    Position Y (km) 1201.574 1201.868
    Position Z (km) 2810.965 2811.591
    Velocity X (km/s) -1.3 -3.333
    Velocity Y (km/s) 7.461 2.242
    Velocity Z (km/s) -0.3 6.422

    Orbital Parameters 国际轨道数据源

    Parameter FORMOSAT7-4/COSMIC2-4 STARLINK-36171
    Semimajor Axis (a) 6954.977 km 6950.179 km
    Eccentricity (e) 0.000133 0.000315
    Inclination (i) 23.9978° 70.0029°
    RAAN 280.3002° 3.1557°
    Perigee Argument 51.6006° 270.4766°
    Mean Anomaly (M) 308.4614° 89.6032°
    Apogee 577.766 km 574.228 km
    Perigee 575.914 km 569.856 km
    Orbit Epoch 2026-09-04T09:47:37+0000 2026-09-04T14:53:03+0000

    FORMOSAT7-4/COSMIC2-4 & STARLINK-36171 Collision Probability (Pc) Trend

    FORMOSAT7-4/COSMIC2-4 & STARLINK-36171 Collision Probability (Pc) TrendNot Available

    FORMOSAT7-4/COSMIC2-4 & STARLINK-36171 Miss Distance (Miss Distance) Trend

    FORMOSAT7-4/COSMIC2-4 & STARLINK-36171 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-36171Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FORMOSAT7-4/COSMIC2-4Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36171Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FORMOSAT7-4/COSMIC2-4

    No nearby objects data