Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.359678E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T10:22:00+0800
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    1 Object 1

    AOE ID 53688
    NORAD ID 53688
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63897
    NORAD ID 63897
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4571 STARLINK-33957
    Time of Closest Approach 2026-10-21T19:02:40+0000
    Collision Probability (Pc) 1.359678E-6
    Conjunction Distance (km) 2.919 km
    Relative Speed (km/s) 14.324 km/s
    Conjunction Risk Parameters R (Radial): -2.689 | I (In-track): 0.375 | C (Cross-track): -1.067
    Collision Risk Index (CRI) 0.38
    X Position (km) 6648.216 6650.547
    Position Y (km) -1388.714 -1390.22
    Position Z (km) 944.83 945.731
    Velocity X (km/s) 0.831 0.452
    Velocity Y (km/s) -1.17 5.657
    Velocity Z (km/s) -7.49 5.095

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4571 STARLINK-33957
    Semimajor Axis (a) 6856.329 km 6861.169 km
    Eccentricity (e) 0.000228 0.000109
    Inclination (i) 97.2842° 43.0029°
    RAAN 165.9149° 348.8509°
    Perigee Argument 100.9541° 263.3702°
    Mean Anomaly (M) 154.0140° 96.7025°
    Apogee 479.758 km 483.782 km
    Perigee 476.626 km 482.282 km
    Orbit Epoch 2026-10-20T12:00:03+0000 2026-10-20T03:45:47+0000

    STARLINK-4571 & STARLINK-33957 Collision Probability (Pc) Trend

    STARLINK-4571 & STARLINK-33957 Collision Probability (Pc) TrendNot Available

    STARLINK-4571 & STARLINK-33957 Miss Distance (Miss Distance) Trend

    STARLINK-4571 & STARLINK-33957 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4571Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33957Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4571Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33957Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4571

    No nearby objects data