Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.5014E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T13:33:01+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 57673
    NORAD ID 57673
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2550 STARLINK-30316
    Time of Closest Approach 2026-09-15T02:44:01+0000
    Collision Probability (Pc) 1.5014E-6
    Conjunction Distance (km) 2.589 km
    Relative Speed (km/s) 12.581 km/s
    Conjunction Risk Parameters R (Radial): -0.543 | I (In-track): 1.438 | C (Cross-track): -2.083
    Collision Risk Index (CRI) 0.39
    X Position (km) 5636.476 5637.977
    Position Y (km) 2155.243 2153.135
    Position Z (km) -3229.624 -3229.561
    Velocity X (km/s) -4.221 0.612
    Velocity Y (km/s) 1.984 5.787
    Velocity Z (km/s) -6.04 4.935

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2550 STARLINK-30316
    Semimajor Axis (a) 6842.505 km 6840.849 km
    Eccentricity (e) 0.000835 0.000087
    Inclination (i) 67.1433° 53.1617°
    RAAN 191.3450° 50.6137°
    Perigee Argument 268.2764° 84.9330°
    Mean Anomaly (M) 91.7434° 275.1772°
    Apogee 470.083 km 463.308 km
    Perigee 458.653 km 462.116 km
    Orbit Epoch 2026-09-13T23:12:47+0000 2026-09-13T19:37:32+0000

    COSMOS 2550 & STARLINK-30316 Collision Probability (Pc) Trend

    COSMOS 2550 & STARLINK-30316 Collision Probability (Pc) TrendNot Available

    COSMOS 2550 & STARLINK-30316 Miss Distance (Miss Distance) Trend

    COSMOS 2550 & STARLINK-30316 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2550Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30316Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2550Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30316Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2550

    No nearby objects data