Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.312015E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T21:45:51+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 55649
    NORAD ID 55649
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FORMOSAT7-4/COSMIC2-4 STARLINK-5469
    Time of Closest Approach 2026-10-22T09:47:51+0000
    Collision Probability (Pc) 8.312015E-7
    Conjunction Distance (km) 2.941 km
    Relative Speed (km/s) 6.066 km/s
    Conjunction Risk Parameters R (Radial): -0.107 | I (In-track): -2.695 | C (Cross-track): 1.171
    Collision Risk Index (CRI) 0.33
    X Position (km) 6272.833 6273.479
    Position Y (km) -2821.277 -2819.343
    Position Z (km) 1009.594 1011.712
    Velocity X (km/s) 2.481 0.124
    Velocity Y (km/s) 6.555 2.814
    Velocity Z (km/s) 2.879 7.031

    Orbital Parameters 国际轨道数据源

    Parameter FORMOSAT7-4/COSMIC2-4 STARLINK-5469
    Semimajor Axis (a) 6954.471 km 6950.191 km
    Eccentricity (e) 0.000088 0.000339
    Inclination (i) 23.9988° 69.9981°
    RAAN 325.0841° 336.6033°
    Perigee Argument 199.3394° 270.7997°
    Mean Anomaly (M) 160.7073° 89.2774°
    Apogee 576.949 km 574.412 km
    Perigee 575.719 km 569.696 km
    Orbit Epoch 2026-10-21T03:18:32+0000 2026-10-20T20:54:24+0000

    FORMOSAT7-4/COSMIC2-4 & STARLINK-5469 Collision Probability (Pc) Trend

    FORMOSAT7-4/COSMIC2-4 & STARLINK-5469 Collision Probability (Pc) TrendNot Available

    FORMOSAT7-4/COSMIC2-4 & STARLINK-5469 Miss Distance (Miss Distance) Trend

    FORMOSAT7-4/COSMIC2-4 & STARLINK-5469 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-5469Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FORMOSAT7-4/COSMIC2-4Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5469Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FORMOSAT7-4/COSMIC2-4

    No nearby objects data