Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.217552E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T22:24:59+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 59465
    NORAD ID 59465
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63861
    NORAD ID 63861
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31621 STARLINK-33896
    Time of Closest Approach 2026-09-14T15:46:46+0000
    Collision Probability (Pc) 6.217552E-6
    Conjunction Distance (km) 1.169 km
    Relative Speed (km/s) 3.843 km/s
    Conjunction Risk Parameters R (Radial): -0.027 | I (In-track): 1.13 | C (Cross-track): 0.298
    Collision Risk Index (CRI) 0.51
    X Position (km) 4849.66 4849.262
    Position Y (km) -1845.472 -1846.569
    Position Z (km) -4493.002 -4493.022
    Velocity X (km/s) 3.798 1.449
    Velocity Y (km/s) 6.442 7.337
    Velocity Z (km/s) 1.455 -1.451

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31621 STARLINK-33896
    Semimajor Axis (a) 6861.191 km 6861.116 km
    Eccentricity (e) 0.000096 0.000136
    Inclination (i) 43.0061° 42.9973°
    RAAN 65.1009° 105.8694°
    Perigee Argument 269.0934° 319.8449°
    Mean Anomaly (M) 90.9808° 40.2302°
    Apogee 483.715 km 483.913 km
    Perigee 482.393 km 482.045 km
    Orbit Epoch 2026-09-11T12:46:35+0000 2026-09-11T23:54:26+0000

    STARLINK-31621 & STARLINK-33896 Collision Probability (Pc) Trend

    STARLINK-31621 & STARLINK-33896 Collision Probability (Pc) TrendNot Available

    STARLINK-31621 & STARLINK-33896 Miss Distance (Miss Distance) Trend

    STARLINK-31621 & STARLINK-33896 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31621Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33896Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31621Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33896Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31621

    No nearby objects data