Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.333639E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T01:40:41+0800
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    1 Object 1

    AOE ID 43613
    NORAD ID 43613
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 57258
    NORAD ID 57258
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ICESAT-2 STARLINK-5476
    Time of Closest Approach 2026-09-05T04:43:20+0000
    Collision Probability (Pc) 1.333639E-6
    Conjunction Distance (km) 2.856 km
    Relative Speed (km/s) 13.186 km/s
    Conjunction Risk Parameters R (Radial): 2.517 | I (In-track): 0.669 | C (Cross-track): 1.173
    Collision Risk Index (CRI) 0.38
    X Position (km) -3911.857 -3914.4
    Position Y (km) 4052.904 4053.892
    Position Z (km) 3904.554 3905.397
    Velocity X (km/s) -2.789 -3.504
    Velocity Y (km/s) 3.356 -6.143
    Velocity Z (km/s) -6.258 2.857

    Orbital Parameters 国际轨道数据源

    Parameter ICESAT-2 STARLINK-5476
    Semimajor Axis (a) 6859.021 km 6861.195 km
    Eccentricity (e) 0.000475 0.000105
    Inclination (i) 92.0044° 43.0028°
    RAAN 312.3400° 91.1858°
    Perigee Argument 131.7573° 262.1778°
    Mean Anomaly (M) 228.4083° 97.8954°
    Apogee 484.142 km 483.780 km
    Perigee 477.626 km 482.336 km
    Orbit Epoch 2026-09-04T06:05:21+0000 2026-09-04T06:30:21+0000

    ICESAT-2 & STARLINK-5476 Collision Probability (Pc) Trend

    ICESAT-2 & STARLINK-5476 Collision Probability (Pc) TrendNot Available

    ICESAT-2 & STARLINK-5476 Miss Distance (Miss Distance) Trend

    ICESAT-2 & STARLINK-5476 Miss Distance (Miss Distance) TrendNot Available

    ICESAT-2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5476Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ICESAT-2Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5476Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ICESAT-2

    No nearby objects data