Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.769307E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T15:02:51+0800
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    1 Object 1

    AOE ID 48865
    NORAD ID 48865
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 69838
    NORAD ID 69838
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2550 STARLINK-37590
    Time of Closest Approach 2026-09-15T00:12:30+0000
    Collision Probability (Pc) 1.769307E-6
    Conjunction Distance (km) 2.399 km
    Relative Speed (km/s) 13.184 km/s
    Conjunction Risk Parameters R (Radial): 2.128 | I (In-track): 0.547 | C (Cross-track): 0.964
    Collision Risk Index (CRI) 0.4
    X Position (km) -6735.994 -6733.956
    Position Y (km) -496.513 -495.263
    Position Z (km) -1111.526 -1111.329
    Velocity X (km/s) -0.915 1.316
    Velocity Y (km/s) -3.079 -4.553
    Velocity Z (km/s) 6.924 -5.985

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2550 STARLINK-37590
    Semimajor Axis (a) 6842.505 km 6840.813 km
    Eccentricity (e) 0.000835 0.000136
    Inclination (i) 67.1433° 53.1593°
    RAAN 191.3450° 3.0674°
    Perigee Argument 268.2764° 79.4280°
    Mean Anomaly (M) 91.7434° 280.6876°
    Apogee 470.083 km 463.606 km
    Perigee 458.653 km 461.746 km
    Orbit Epoch 2026-09-13T23:12:47+0000 2026-09-13T17:40:33+0000

    COSMOS 2550 & STARLINK-37590 Collision Probability (Pc) Trend

    COSMOS 2550 & STARLINK-37590 Collision Probability (Pc) TrendNot Available

    COSMOS 2550 & STARLINK-37590 Miss Distance (Miss Distance) Trend

    COSMOS 2550 & STARLINK-37590 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2550Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37590Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2550Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37590Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2550

    No nearby objects data