Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.861443E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:38:22+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 53706
    NORAD ID 53706
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2550 STARLINK-4716
    Time of Closest Approach 2026-10-20T14:06:18+0000
    Collision Probability (Pc) 2.861443E-6
    Conjunction Distance (km) 1.912 km
    Relative Speed (km/s) 12.285 km/s
    Conjunction Risk Parameters R (Radial): 1.89 | I (In-track): 0.162 | C (Cross-track): -0.237
    Collision Risk Index (CRI) 0.44
    X Position (km) 622.713 622.264
    Position Y (km) -5734.898 -5733.375
    Position Z (km) -3683.594 -3682.53
    Velocity X (km/s) 3.102 5.708
    Velocity Y (km/s) 4.005 -2.281
    Velocity Z (km/s) -5.707 4.521

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2550 STARLINK-4716
    Semimajor Axis (a) 6842.519 km 6837.875 km
    Eccentricity (e) 0.000836 0.000125
    Inclination (i) 67.1420° 53.1584°
    RAAN 84.4340° 311.7743°
    Perigee Argument 270.1070° 91.9818°
    Mean Anomaly (M) 89.9127° 268.1328°
    Apogee 470.104 km 460.595 km
    Perigee 458.660 km 458.881 km
    Orbit Epoch 2026-10-19T07:25:59+0000 2026-10-19T02:21:27+0000

    COSMOS 2550 & STARLINK-4716 Collision Probability (Pc) Trend

    COSMOS 2550 & STARLINK-4716 Collision Probability (Pc) TrendNot Available

    COSMOS 2550 & STARLINK-4716 Miss Distance (Miss Distance) Trend

    COSMOS 2550 & STARLINK-4716 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2550Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4716Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2550Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4716Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2550

    No nearby objects data