Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.827538E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T23:53:15+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 55369
    NORAD ID 55369
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63967
    NORAD ID 63967
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5644 STARLINK-34153
    Time of Closest Approach 2026-09-14T01:18:31+0000
    Collision Probability (Pc) 2.827538E-6
    Conjunction Distance (km) 1.827 km
    Relative Speed (km/s) 9.937 km/s
    Conjunction Risk Parameters R (Radial): 0.21 | I (In-track): 1.378 | C (Cross-track): -1.18
    Collision Risk Index (CRI) 0.44
    X Position (km) 6582.238 6582.604
    Position Y (km) -601.405 -599.617
    Position Z (km) 1831.883 1831.941
    Velocity X (km/s) -0.801 1.852
    Velocity Y (km/s) 5.884 5.642
    Velocity Z (km/s) 4.786 -4.786

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5644 STARLINK-34153
    Semimajor Axis (a) 6861.195 km 6861.192 km
    Eccentricity (e) 0.000073 0.000116
    Inclination (i) 43.0012° 42.9999°
    RAAN 353.0172° 214.0563°
    Perigee Argument 265.2251° 268.4845°
    Mean Anomaly (M) 94.8517° 91.5874°
    Apogee 483.559 km 483.849 km
    Perigee 482.557 km 482.261 km
    Orbit Epoch 2026-09-11T07:17:56+0000 2026-09-10T04:02:28+0000

    STARLINK-5644 & STARLINK-34153 Collision Probability (Pc) Trend

    STARLINK-5644 & STARLINK-34153 Collision Probability (Pc) TrendNot Available

    STARLINK-5644 & STARLINK-34153 Miss Distance (Miss Distance) Trend

    STARLINK-5644 & STARLINK-34153 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5644Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34153Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5644Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34153Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5644

    No nearby objects data