Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.624805E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T03:25:32+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 51769
    NORAD ID 51769
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65602
    NORAD ID 65602
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3621 STARLINK-35255
    Time of Closest Approach 2026-09-12T20:21:05+0000
    Collision Probability (Pc) 1.624805E-6
    Conjunction Distance (km) 2.429 km
    Relative Speed (km/s) 11.895 km/s
    Conjunction Risk Parameters R (Radial): -2.191 | I (In-track): 0.654 | C (Cross-track): -0.817
    Collision Risk Index (CRI) 0.39
    X Position (km) 2592.515 2593.23
    Position Y (km) -3223.879 -3225.824
    Position Z (km) 5528.179 5529.447
    Velocity X (km/s) 5.975 -4.98
    Velocity Y (km/s) 4.694 3.629
    Velocity Z (km/s) -0.065 4.442

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3621 STARLINK-35255
    Semimajor Axis (a) 6911.902 km 6912.627 km
    Eccentricity (e) 0.000044 0.000184
    Inclination (i) 53.2143° 97.2842°
    RAAN 226.2010° 317.1144°
    Perigee Argument 176.2831° 84.0538°
    Mean Anomaly (M) 183.8166° 285.9915°
    Apogee 534.070 km 535.762 km
    Perigee 533.460 km 533.218 km
    Orbit Epoch 2026-09-10T23:29:50+0000 2026-09-11T06:00:02+0000

    STARLINK-3621 & STARLINK-35255 Collision Probability (Pc) Trend

    STARLINK-3621 & STARLINK-35255 Collision Probability (Pc) TrendNot Available

    STARLINK-3621 & STARLINK-35255 Miss Distance (Miss Distance) Trend

    STARLINK-3621 & STARLINK-35255 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3621Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35255Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3621Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35255Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3621

    No nearby objects data