Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.892805E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T06:46:19+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 62109
    NORAD ID 62109
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ICESAT-2 STARLINK-33556
    Time of Closest Approach 2026-09-18T00:16:46+0000
    Collision Probability (Pc) 1.892805E-6
    Conjunction Distance (km) 2.281 km
    Relative Speed (km/s) 12.457 km/s
    Conjunction Risk Parameters R (Radial): 1.317 | I (In-track): -1.072 | C (Cross-track): 1.523
    Collision Risk Index (CRI) 0.41
    X Position (km) 3662.146 3662.311
    Position Y (km) -3745.243 -3747.517
    Position Z (km) 4420.272 4420.249
    Velocity X (km/s) -3.692 6.219
    Velocity Y (km/s) 3.277 4.081
    Velocity Z (km/s) 5.815 -1.688

    Orbital Parameters 国际轨道数据源

    Parameter ICESAT-2 STARLINK-33556
    Semimajor Axis (a) 6859.111 km 6861.167 km
    Eccentricity (e) 0.000574 0.000107
    Inclination (i) 92.0023° 42.9997°
    RAAN 315.3943° 212.9822°
    Perigee Argument 107.8248° 268.5972°
    Mean Anomaly (M) 252.3628° 91.4757°
    Apogee 484.908 km 483.765 km
    Perigee 477.040 km 482.295 km
    Orbit Epoch 2026-09-15T13:57:35+0000 2026-09-15T13:44:38+0000

    ICESAT-2 & STARLINK-33556 Collision Probability (Pc) Trend

    ICESAT-2 & STARLINK-33556 Collision Probability (Pc) TrendNot Available

    ICESAT-2 & STARLINK-33556 Miss Distance (Miss Distance) Trend

    ICESAT-2 & STARLINK-33556 Miss Distance (Miss Distance) TrendNot Available

    ICESAT-2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33556Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ICESAT-2Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33556Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ICESAT-2

    No nearby objects data