Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.156886E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T16:41:13+0800
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    1 Object 1

    AOE ID 52559
    NORAD ID 52559
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66029
    NORAD ID 66029
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3953 STARLINK-35399
    Time of Closest Approach 2026-10-23T06:41:46+0000
    Collision Probability (Pc) 5.156886E-6
    Conjunction Distance (km) 1.263 km
    Relative Speed (km/s) 4.318 km/s
    Conjunction Risk Parameters R (Radial): 0.855 | I (In-track): -0.892 | C (Cross-track): -0.26
    Collision Risk Index (CRI) 0.49
    X Position (km) -2544.201 -2543.137
    Position Y (km) -3433.01 -3433.136
    Position Z (km) 5332.177 5331.508
    Velocity X (km/s) 6.892 4.885
    Velocity Y (km/s) -3.007 -5.717
    Velocity Z (km/s) 1.348 -1.348

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3953 STARLINK-35399
    Semimajor Axis (a) 6840.873 km 6840.800 km
    Eccentricity (e) 0.000153 0.000188
    Inclination (i) 53.1597° 53.1579°
    RAAN 175.1850° 134.1568°
    Perigee Argument 86.3983° 98.7932°
    Mean Anomaly (M) 254.6791° 261.3284°
    Apogee 463.785 km 463.950 km
    Perigee 461.687 km 461.376 km
    Orbit Epoch 2026-10-20T22:00:02+0000 2026-10-20T20:24:49+0000

    STARLINK-3953 & STARLINK-35399 Collision Probability (Pc) Trend

    STARLINK-3953 & STARLINK-35399 Collision Probability (Pc) TrendNot Available

    STARLINK-3953 & STARLINK-35399 Miss Distance (Miss Distance) Trend

    STARLINK-3953 & STARLINK-35399 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3953Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35399Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3953Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35399Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3953

    No nearby objects data