Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.738053E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T03:21:59+0800
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    1 Object 1

    AOE ID 55280
    NORAD ID 55280
    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-5331 IRIS-F3
    Time of Closest Approach 2026-10-19T01:44:36+0000
    Collision Probability (Pc) 3.738053E-6
    Conjunction Distance (km) 1.821 km
    Relative Speed (km/s) 15.128 km/s
    Conjunction Risk Parameters R (Radial): 1.23 | I (In-track): 0.158 | C (Cross-track): -1.334
    Collision Risk Index (CRI) 0.46
    X Position (km) -6106.931 -6107.68
    Position Y (km) -902.543 -903.962
    Position Z (km) -2991.968 -2992.829
    Velocity X (km/s) -2.617 3.093
    Velocity Y (km/s) -3.315 1.56
    Velocity Z (km/s) 6.344 -6.789

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5331 IRIS-F3
    Semimajor Axis (a) 6855.202 km 6858.342 km
    Eccentricity (e) 0.000372 0.000461
    Inclination (i) 69.9911° 97.3965°
    RAAN 200.9883° 11.1467°
    Perigee Argument 248.5086° 239.2609°
    Mean Anomaly (M) 111.5693° 120.8178°
    Apogee 479.614 km 483.366 km
    Perigee 474.516 km 477.044 km
    Orbit Epoch 2026-10-18T03:53:27+0000 2026-10-18T04:25:12+0000

    STARLINK-5331 & IRIS-F3 Collision Probability (Pc) Trend

    STARLINK-5331 & IRIS-F3 Collision Probability (Pc) TrendNot Available

    STARLINK-5331 & IRIS-F3 Miss Distance (Miss Distance) Trend

    STARLINK-5331 & IRIS-F3 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5331Miss 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-5331Collision Probability Trend

    Object 1 Probability TrendNot Available

    IRIS-F3Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5331

    No nearby objects data