Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.559614E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T06:46:17+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 54844
    NORAD ID 54844
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ICESAT-2 STARLINK-5388
    Time of Closest Approach 2026-09-17T06:01:22+0000
    Collision Probability (Pc) 1.559614E-6
    Conjunction Distance (km) 2.635 km
    Relative Speed (km/s) 14.09 km/s
    Conjunction Risk Parameters R (Radial): -0.546 | I (In-track): -0.997 | C (Cross-track): -2.376
    Collision Risk Index (CRI) 0.39
    X Position (km) -4925.289 -4923.243
    Position Y (km) 4771.453 4772.73
    Position Z (km) 221.728 222.789
    Velocity X (km/s) -0.001 -3.758
    Velocity Y (km/s) 0.372 -4.126
    Velocity Z (km/s) -7.615 5.197

    Orbital Parameters 国际轨道数据源

    Parameter ICESAT-2 STARLINK-5388
    Semimajor Axis (a) 6859.111 km 6861.194 km
    Eccentricity (e) 0.000574 0.000159
    Inclination (i) 92.0023° 43.0030°
    RAAN 315.3943° 145.7155°
    Perigee Argument 107.8248° 268.8591°
    Mean Anomaly (M) 252.3628° 91.2079°
    Apogee 484.908 km 484.149 km
    Perigee 477.040 km 481.965 km
    Orbit Epoch 2026-09-15T13:57:35+0000 2026-09-15T03:47:39+0000

    ICESAT-2 & STARLINK-5388 Collision Probability (Pc) Trend

    ICESAT-2 & STARLINK-5388 Collision Probability (Pc) TrendNot Available

    ICESAT-2 & STARLINK-5388 Miss Distance (Miss Distance) Trend

    ICESAT-2 & STARLINK-5388 Miss Distance (Miss Distance) TrendNot Available

    ICESAT-2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5388Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ICESAT-2Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5388Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ICESAT-2

    No nearby objects data