Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.622222E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T05:57:48+0800
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    1 Object 1

    AOE ID 43804
    NORAD ID 43804
    Object Type PAYLOAD
    Country
    FI FI
    ← VS →

    2 Object 2

    AOE ID 53654
    NORAD ID 53654
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SUOMI100 STARLINK-4420
    Time of Closest Approach 2026-10-13T13:53:27+0000
    Collision Probability (Pc) 2.622222E-6
    Conjunction Distance (km) 2.082 km
    Relative Speed (km/s) 15.128 km/s
    Conjunction Risk Parameters R (Radial): -1.834 | I (In-track): 0.134 | C (Cross-track): -0.974
    Collision Risk Index (CRI) 0.43
    X Position (km) -6417.311 -6415.333
    Position Y (km) 1743.07 1743.552
    Position Z (km) -1645.77 -1645.332
    Velocity X (km/s) 2.015 -1.485
    Velocity Y (km/s) 0.502 1.436
    Velocity Z (km/s) -7.343 7.344

    Orbital Parameters 国际轨道数据源

    Parameter SUOMI100 STARLINK-4420
    Semimajor Axis (a) 6851.474 km 6843.722 km
    Eccentricity (e) 0.000860 0.000230
    Inclination (i) 97.4054° 97.2839°
    RAAN 345.1784° 161.6334°
    Perigee Argument 217.0787° 87.2345°
    Mean Anomaly (M) 142.9861° 272.9161°
    Apogee 479.226 km 467.159 km
    Perigee 467.448 km 464.011 km
    Orbit Epoch 2026-10-12T02:32:00+0000 2026-10-12T05:03:47+0000

    SUOMI100 & STARLINK-4420 Collision Probability (Pc) Trend

    SUOMI100 & STARLINK-4420 Collision Probability (Pc) TrendNot Available

    SUOMI100 & STARLINK-4420 Miss Distance (Miss Distance) Trend

    SUOMI100 & STARLINK-4420 Miss Distance (Miss Distance) TrendNot Available

    SUOMI100Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4420Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SUOMI100Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4420Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SUOMI100

    No nearby objects data