Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.30561E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T19:55:22+0800
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    1 Object 1

    AOE ID 57146
    NORAD ID 57146
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    Name IRIS-F3
    AOE ID 62619
    NORAD ID 62619
    Object Type PAYLOAD
    Country
    TW TW

    Conjunction Constraints

    Parameter STARLINK-5791 IRIS-F3
    Time of Closest Approach 2026-10-19T02:14:25+0000
    Collision Probability (Pc) 3.30561E-6
    Conjunction Distance (km) 1.73 km
    Relative Speed (km/s) 9.972 km/s
    Conjunction Risk Parameters R (Radial): 0.799 | I (In-track): -1.163 | C (Cross-track): -0.999
    Collision Risk Index (CRI) 0.45
    X Position (km) 5009.874 5009.913
    Position Y (km) 1653.689 1652.859
    Position Z (km) -4390.626 -4392.143
    Velocity X (km/s) -0.852 4.962
    Velocity Y (km/s) 7.354 0.294
    Velocity Z (km/s) 1.798 5.77

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5791 IRIS-F3
    Semimajor Axis (a) 6861.200 km 6858.342 km
    Eccentricity (e) 0.000142 0.000461
    Inclination (i) 43.0007° 97.3965°
    RAAN 88.8445° 11.1467°
    Perigee Argument 237.4040° 239.2609°
    Mean Anomaly (M) 122.6675° 120.8178°
    Apogee 484.036 km 483.366 km
    Perigee 482.090 km 477.044 km
    Orbit Epoch 2026-10-17T19:09:34+0000 2026-10-18T04:25:12+0000

    STARLINK-5791 & IRIS-F3 Collision Probability (Pc) Trend

    STARLINK-5791 & IRIS-F3 Collision Probability (Pc) TrendNot Available

    STARLINK-5791 & IRIS-F3 Miss Distance (Miss Distance) Trend

    STARLINK-5791 & IRIS-F3 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5791Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIS-F3Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5791Collision Probability Trend

    Object 1 Probability TrendNot Available

    IRIS-F3Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5791

    No nearby objects data