Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    8.626745E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T20:50:16+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53576
    NORAD ID 53576
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 62383
    NORAD ID 62383
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4581 LIZZIESAT-2
    Time of Closest Approach 2026-10-21T10:15:12+0000
    Collision Probability (Pc) 8.626745E-6
    Conjunction Distance (km) 1.311 km
    Relative Speed (km/s) 11.064 km/s
    Conjunction Risk Parameters R (Radial): 0.645 | I (In-track): 0.791 | C (Cross-track): -0.823
    Collision Risk Index (CRI) 0.54
    X Position (km) -3252.265 -3253.542
    Position Y (km) 5640.453 5640.39
    Position Z (km) 2118.525 2118.814
    Velocity X (km/s) -3.249 -5.708
    Velocity Y (km/s) -3.999 -1.463
    Velocity Z (km/s) 5.633 -4.852

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4581 LIZZIESAT-2
    Semimajor Axis (a) 6848.856 km 6849.487 km
    Eccentricity (e) 0.000105 0.000212
    Inclination (i) 53.1589° 44.9922°
    RAAN 117.7180° 331.3266°
    Perigee Argument 86.1562° 263.9517°
    Mean Anomaly (M) 273.9559° 96.1126°
    Apogee 471.438 km 472.802 km
    Perigee 470.000 km 469.898 km
    Orbit Epoch 2026-10-18T21:04:50+0000 2026-10-19T04:21:36+0000

    STARLINK-4581 & LIZZIESAT-2 Collision Probability (Pc) Trend

    STARLINK-4581 & LIZZIESAT-2 Collision Probability (Pc) TrendNot Available

    STARLINK-4581 & LIZZIESAT-2 Miss Distance (Miss Distance) Trend

    STARLINK-4581 & LIZZIESAT-2 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4581Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    LIZZIESAT-2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4581Collision Probability Trend

    Object 1 Probability TrendNot Available

    LIZZIESAT-2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4581

    No nearby objects data