Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.60758E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T04:21:32+0800
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    1 Object 1

    AOE ID 55659
    NORAD ID 55659
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68494
    NORAD ID 68494
    Object Type PAYLOAD
    Country
    FI FI

    Conjunction Constraints

    Parameter STARLINK-5477 ICEYE-X71
    Time of Closest Approach 2026-09-12T14:08:37+0000
    Collision Probability (Pc) 1.60758E-6
    Conjunction Distance (km) 2.635 km
    Relative Speed (km/s) 14.836 km/s
    Conjunction Risk Parameters R (Radial): 1.704 | I (In-track): -0.398 | C (Cross-track): 1.97
    Collision Risk Index (CRI) 0.39
    X Position (km) -3656.046 -3653.832
    Position Y (km) -1415.49 -1416.581
    Position Z (km) 5733.81 5732.889
    Velocity X (km/s) -2.982 5.011
    Velocity Y (km/s) -6.078 3.89
    Velocity Z (km/s) -3.396 4.143

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5477 ICEYE-X71
    Semimajor Axis (a) 6950.212 km 6952.269 km
    Eccentricity (e) 0.000283 0.000481
    Inclination (i) 69.9997° 97.7691°
    RAAN 55.9309° 211.2399°
    Perigee Argument 269.5237° 99.8638°
    Mean Anomaly (M) 90.5598° 260.3128°
    Apogee 574.042 km 577.478 km
    Perigee 570.108 km 570.786 km
    Orbit Epoch 2026-09-11T13:34:59+0000 2026-09-11T02:36:58+0000

    STARLINK-5477 & ICEYE-X71 Collision Probability (Pc) Trend

    STARLINK-5477 & ICEYE-X71 Collision Probability (Pc) TrendNot Available

    STARLINK-5477 & ICEYE-X71 Miss Distance (Miss Distance) Trend

    STARLINK-5477 & ICEYE-X71 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5477Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ICEYE-X71Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5477Collision Probability Trend

    Object 1 Probability TrendNot Available

    ICEYE-X71Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5477

    No nearby objects data