Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.433609E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T14:47:17+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 68346
    NORAD ID 68346
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2550 STARLINK-37169
    Time of Closest Approach 2026-09-16T19:24:41+0000
    Collision Probability (Pc) 1.433609E-6
    Conjunction Distance (km) 1.672 km
    Relative Speed (km/s) 2.153 km/s
    Conjunction Risk Parameters R (Radial): -0.017 | I (In-track): 1.655 | C (Cross-track): -0.235
    Collision Risk Index (CRI) 0.38
    X Position (km) 5958.794 5959.631
    Position Y (km) 1549.072 1548.331
    Position Z (km) -2989.432 -2988.189
    Velocity X (km/s) -3.74 -3.679
    Velocity Y (km/s) 2.432 4.298
    Velocity Z (km/s) -6.192 -5.121

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2550 STARLINK-37169
    Semimajor Axis (a) 6842.505 km 6840.857 km
    Eccentricity (e) 0.000835 0.000172
    Inclination (i) 67.1433° 53.1588°
    RAAN 191.3450° 187.1140°
    Perigee Argument 268.2764° 107.4223°
    Mean Anomaly (M) 91.7434° 252.6967°
    Apogee 470.083 km 463.896 km
    Perigee 458.653 km 461.544 km
    Orbit Epoch 2026-09-13T23:12:47+0000 2026-09-13T20:08:35+0000

    COSMOS 2550 & STARLINK-37169 Collision Probability (Pc) Trend

    COSMOS 2550 & STARLINK-37169 Collision Probability (Pc) TrendNot Available

    COSMOS 2550 & STARLINK-37169 Miss Distance (Miss Distance) Trend

    COSMOS 2550 & STARLINK-37169 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2550Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37169Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2550Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37169Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2550

    No nearby objects data