Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.88191E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T15:32:18+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 67195
    NORAD ID 67195
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FORMOSAT7-4/COSMIC2-4 STARLINK-36291
    Time of Closest Approach 2026-09-14T21:06:03+0000
    Collision Probability (Pc) 1.88191E-5
    Conjunction Distance (km) 1.044 km
    Relative Speed (km/s) 10.85 km/s
    Conjunction Risk Parameters R (Radial): -0.516 | I (In-track): -0.64 | C (Cross-track): 0.642
    Collision Risk Index (CRI) 0.6
    X Position (km) -4034.576 -4034.91
    Position Y (km) -5522.642 -5521.689
    Position Z (km) 1245.684 1245.944
    Velocity X (km/s) 5.981 1.37
    Velocity Y (km/s) -3.74 -2.586
    Velocity Z (km/s) 2.767 -6.987

    Orbital Parameters 国际轨道数据源

    Parameter FORMOSAT7-4/COSMIC2-4 STARLINK-36291
    Semimajor Axis (a) 6954.896 km 6950.150 km
    Eccentricity (e) 0.000140 0.000268
    Inclination (i) 23.9971° 70.0006°
    RAAN 224.9926° 63.1103°
    Perigee Argument 127.4510° 271.9137°
    Mean Anomaly (M) 232.6118° 88.1715°
    Apogee 577.730 km 573.879 km
    Perigee 575.788 km 570.147 km
    Orbit Epoch 2026-09-12T14:35:13+0000 2026-09-12T17:04:43+0000

    FORMOSAT7-4/COSMIC2-4 & STARLINK-36291 Collision Probability (Pc) Trend

    FORMOSAT7-4/COSMIC2-4 & STARLINK-36291 Collision Probability (Pc) TrendNot Available

    FORMOSAT7-4/COSMIC2-4 & STARLINK-36291 Miss Distance (Miss Distance) Trend

    FORMOSAT7-4/COSMIC2-4 & STARLINK-36291 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-36291Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FORMOSAT7-4/COSMIC2-4Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36291Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FORMOSAT7-4/COSMIC2-4

    No nearby objects data