Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    2.389549E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T01:19:09+0800
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    1 Object 1

    AOE ID 44424
    NORAD ID 44424
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 59403
    NORAD ID 59403
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2538 STARLINK-31366
    Time of Closest Approach 2026-10-28T11:46:51+0000
    Collision Probability (Pc) 2.389549E-4
    Conjunction Distance (km) 0.461 km
    Relative Speed (km/s) 14.19 km/s
    Conjunction Risk Parameters R (Radial): 0.153 | I (In-track): 0.158 | C (Cross-track): -0.404
    Collision Risk Index (CRI) 0.83
    X Position (km) 5853.891 5853.929
    Position Y (km) 2687.082 2687.516
    Position Z (km) -2366.822 -2366.675
    Velocity X (km/s) 2.827 -3.974
    Velocity Y (km/s) 0.118 4.709
    Velocity Z (km/s) 7.088 -4.488

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2538 STARLINK-31366
    Semimajor Axis (a) 6878.125 km 6861.194 km
    Eccentricity (e) 0.003949 0.000215
    Inclination (i) 97.5797° 43.0067°
    RAAN 20.5968° 189.4171°
    Perigee Argument 305.0997° 259.3818°
    Mean Anomaly (M) 54.6539° 100.6792°
    Apogee 527.152 km 484.530 km
    Perigee 472.824 km 481.584 km
    Orbit Epoch 2026-10-27T05:53:20+0000 2026-10-27T01:54:35+0000

    COSMOS 2538 & STARLINK-31366 Collision Probability (Pc) Trend

    COSMOS 2538 & STARLINK-31366 Collision Probability (Pc) TrendNot Available

    COSMOS 2538 & STARLINK-31366 Miss Distance (Miss Distance) Trend

    COSMOS 2538 & STARLINK-31366 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2538Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31366Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2538Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31366Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2538

    No nearby objects data