Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.179263E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T06:46:16+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 59745
    NORAD ID 59745
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ICESAT-2 STARLINK-31805
    Time of Closest Approach 2026-09-17T06:58:01+0000
    Collision Probability (Pc) 4.179263E-6
    Conjunction Distance (km) 1.702 km
    Relative Speed (km/s) 13.237 km/s
    Conjunction Risk Parameters R (Radial): 0.838 | I (In-track): -0.726 | C (Cross-track): 1.291
    Collision Risk Index (CRI) 0.47
    X Position (km) 3978.586 3978.481
    Position Y (km) -4049.024 -4050.713
    Position Z (km) 3843.712 3843.536
    Velocity X (km/s) -3.232 6.214
    Velocity Y (km/s) 2.831 3.288
    Velocity Z (km/s) 6.302 -2.959

    Orbital Parameters 国际轨道数据源

    Parameter ICESAT-2 STARLINK-31805
    Semimajor Axis (a) 6859.111 km 6861.199 km
    Eccentricity (e) 0.000574 0.000089
    Inclination (i) 92.0023° 43.0010°
    RAAN 315.3943° 192.6520°
    Perigee Argument 107.8248° 268.7012°
    Mean Anomaly (M) 252.3628° 91.3738°
    Apogee 484.908 km 483.672 km
    Perigee 477.040 km 482.452 km
    Orbit Epoch 2026-09-15T13:57:35+0000 2026-09-15T05:46:36+0000

    ICESAT-2 & STARLINK-31805 Collision Probability (Pc) Trend

    ICESAT-2 & STARLINK-31805 Collision Probability (Pc) TrendNot Available

    ICESAT-2 & STARLINK-31805 Miss Distance (Miss Distance) Trend

    ICESAT-2 & STARLINK-31805 Miss Distance (Miss Distance) TrendNot Available

    ICESAT-2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31805Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ICESAT-2Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31805Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ICESAT-2

    No nearby objects data