Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.248975E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T05:02:17+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 58806
    NORAD ID 58806
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ICESAT-2 STARLINK-31138
    Time of Closest Approach 2026-10-21T15:50:01+0000
    Collision Probability (Pc) 1.248975E-4
    Conjunction Distance (km) 0.498 km
    Relative Speed (km/s) 6.337 km/s
    Conjunction Risk Parameters R (Radial): -0.474 | I (In-track): 0.14 | C (Cross-track): 0.06
    Collision Risk Index (CRI) 0.77
    X Position (km) 5623.717 5624.063
    Position Y (km) -3904.262 -3904.578
    Position Z (km) -444.189 -444.357
    Velocity X (km/s) 0.245 3.459
    Velocity Y (km/s) -0.494 4.4
    Velocity Z (km/s) 7.605 5.18

    Orbital Parameters 国际轨道数据源

    Parameter ICESAT-2 STARLINK-31138
    Semimajor Axis (a) 6859.113 km 6861.229 km
    Eccentricity (e) 0.000417 0.000172
    Inclination (i) 91.9973° 43.0070°
    RAAN 324.5194° 343.2531°
    Perigee Argument 43.6036° 271.6524°
    Mean Anomaly (M) 316.5542° 88.4131°
    Apogee 483.837 km 484.273 km
    Perigee 478.115 km 481.911 km
    Orbit Epoch 2026-10-19T11:59:26+0000 2026-10-19T04:13:29+0000

    ICESAT-2 & STARLINK-31138 Collision Probability (Pc) Trend

    ICESAT-2 & STARLINK-31138 Collision Probability (Pc) TrendNot Available

    ICESAT-2 & STARLINK-31138 Miss Distance (Miss Distance) Trend

    ICESAT-2 & STARLINK-31138 Miss Distance (Miss Distance) TrendNot Available

    ICESAT-2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31138Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ICESAT-2Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31138Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ICESAT-2

    No nearby objects data