Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.450669E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T14:07:38+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 62670
    NORAD ID 62670
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2550 FLOCK 4G 10
    Time of Closest Approach 2026-09-16T06:30:21+0000
    Collision Probability (Pc) 1.450669E-6
    Conjunction Distance (km) 2.82 km
    Relative Speed (km/s) 14.807 km/s
    Conjunction Risk Parameters R (Radial): -1.679 | I (In-track): -0.565 | C (Cross-track): 2.193
    Collision Risk Index (CRI) 0.38
    X Position (km) 3536.145 3537.315
    Position Y (km) -2050.127 -2048.471
    Position Z (km) 5486.096 5488.055
    Velocity X (km/s) 6.512 -6
    Velocity Y (km/s) 1.961 1.576
    Velocity Z (km/s) -3.461 4.447

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2550 FLOCK 4G 10
    Semimajor Axis (a) 6842.505 km 6851.114 km
    Eccentricity (e) 0.000835 0.000469
    Inclination (i) 67.1433° 97.3873°
    RAAN 191.3450° 337.3435°
    Perigee Argument 268.2764° 38.9537°
    Mean Anomaly (M) 91.7434° 321.2042°
    Apogee 470.083 km 476.192 km
    Perigee 458.653 km 469.762 km
    Orbit Epoch 2026-09-13T23:12:47+0000 2026-09-13T15:31:33+0000

    COSMOS 2550 & FLOCK 4G 10 Collision Probability (Pc) Trend

    COSMOS 2550 & FLOCK 4G 10 Collision Probability (Pc) TrendNot Available

    COSMOS 2550 & FLOCK 4G 10 Miss Distance (Miss Distance) Trend

    COSMOS 2550 & FLOCK 4G 10 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2550Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4G 10Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2550Collision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4G 10Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2550

    No nearby objects data