Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.107353E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-15T06:29:38+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 64586
    NORAD ID 64586
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FORMOSAT7-4/COSMIC2-4 LEMUR 2 SEJONG-2
    Time of Closest Approach 2026-10-16T01:55:18+0000
    Collision Probability (Pc) 1.107353E-6
    Conjunction Distance (km) 2.891 km
    Relative Speed (km/s) 9.788 km/s
    Conjunction Risk Parameters R (Radial): 2.846 | I (In-track): 0.392 | C (Cross-track): 0.327
    Collision Risk Index (CRI) 0.36
    X Position (km) 5021.733 5023.516
    Position Y (km) 4378.82 4380.738
    Position Z (km) 1978.676 1979.898
    Velocity X (km/s) -5.242 -0.912
    Velocity Y (km/s) 5.011 -2.214
    Velocity Z (km/s) 2.2 7.185

    Orbital Parameters 国际轨道数据源

    Parameter FORMOSAT7-4/COSMIC2-4 LEMUR 2 SEJONG-2
    Semimajor Axis (a) 6954.578 km 6952.663 km
    Eccentricity (e) 0.000140 0.000264
    Inclination (i) 23.9994° 97.7803°
    RAAN 17.6939° 41.5515°
    Perigee Argument 119.4534° 296.0794°
    Mean Anomaly (M) 240.6107° 64.0157°
    Apogee 577.416 km 576.359 km
    Perigee 575.466 km 572.693 km
    Orbit Epoch 2026-10-13T08:07:55+0000 2026-10-14T04:56:46+0000

    FORMOSAT7-4/COSMIC2-4 & LEMUR 2 SEJONG-2 Collision Probability (Pc) Trend

    FORMOSAT7-4/COSMIC2-4 & LEMUR 2 SEJONG-2 Collision Probability (Pc) TrendNot Available

    FORMOSAT7-4/COSMIC2-4 & LEMUR 2 SEJONG-2 Miss Distance (Miss Distance) Trend

    FORMOSAT7-4/COSMIC2-4 & LEMUR 2 SEJONG-2 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    LEMUR 2 SEJONG-2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FORMOSAT7-4/COSMIC2-4Collision Probability Trend

    Object 1 Probability TrendNot Available

    LEMUR 2 SEJONG-2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FORMOSAT7-4/COSMIC2-4

    No nearby objects data