Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.049659E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:04:05+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 49752
    NORAD ID 49752
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64726
    NORAD ID 64726
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3209 STARLINK-34557
    Time of Closest Approach 2026-10-21T23:37:11+0000
    Collision Probability (Pc) 7.049659E-7
    Conjunction Distance (km) 2.403 km
    Relative Speed (km/s) 2.582 km/s
    Conjunction Risk Parameters R (Radial): -0.447 | I (In-track): -2.327 | C (Cross-track): -0.396
    Collision Risk Index (CRI) 0.32
    X Position (km) 1034.533 1032.178
    Position Y (km) -4028.106 -4028.427
    Position Z (km) 5421.584 5421.23
    Velocity X (km/s) 7.547 7.039
    Velocity Y (km/s) 0.878 2.863
    Velocity Z (km/s) -0.786 0.785

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3209 STARLINK-34557
    Semimajor Axis (a) 6840.868 km 6840.819 km
    Eccentricity (e) 0.000121 0.000112
    Inclination (i) 53.1589° 53.1579°
    RAAN 195.3761° 219.7371°
    Perigee Argument 91.3085° 82.8894°
    Mean Anomaly (M) 268.8056° 277.2236°
    Apogee 463.558 km 463.448 km
    Perigee 461.904 km 461.916 km
    Orbit Epoch 2026-10-19T03:58:39+0000 2026-10-19T04:02:45+0000

    STARLINK-3209 & STARLINK-34557 Collision Probability (Pc) Trend

    STARLINK-3209 & STARLINK-34557 Collision Probability (Pc) TrendNot Available

    STARLINK-3209 & STARLINK-34557 Miss Distance (Miss Distance) Trend

    STARLINK-3209 & STARLINK-34557 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3209Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34557Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3209Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34557Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3209

    No nearby objects data