Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.819155E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T09:48:35+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 63443
    NORAD ID 63443
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2550 STARLINK-33753
    Time of Closest Approach 2026-09-15T22:02:06+0000
    Collision Probability (Pc) 2.819155E-5
    Conjunction Distance (km) 0.958 km
    Relative Speed (km/s) 12.66 km/s
    Conjunction Risk Parameters R (Radial): 0.48 | I (In-track): 0.472 | C (Cross-track): 0.682
    Collision Risk Index (CRI) 0.64
    X Position (km) -6073.065 -6072.494
    Position Y (km) 723.384 724.143
    Position Z (km) -3073.752 -3073.633
    Velocity X (km/s) -3.458 1.913
    Velocity Y (km/s) -2.928 -5.384
    Velocity Z (km/s) 6.14 -5.058

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2550 STARLINK-33753
    Semimajor Axis (a) 6842.509 km 6840.802 km
    Eccentricity (e) 0.000835 0.000159
    Inclination (i) 67.1433° 53.1616°
    RAAN 191.7395° 342.8204°
    Perigee Argument 268.3445° 96.1027°
    Mean Anomaly (M) 91.6753° 264.0157°
    Apogee 470.085 km 463.755 km
    Perigee 458.659 km 461.575 km
    Orbit Epoch 2026-09-13T20:04:59+0000 2026-09-13T09:42:19+0000

    COSMOS 2550 & STARLINK-33753 Collision Probability (Pc) Trend

    COSMOS 2550 & STARLINK-33753 Collision Probability (Pc) TrendNot Available

    COSMOS 2550 & STARLINK-33753 Miss Distance (Miss Distance) Trend

    COSMOS 2550 & STARLINK-33753 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2550Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33753Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2550Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33753Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2550

    No nearby objects data