Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.28188E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T01:59:39+0800
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    1 Object 1

    AOE ID 51856
    NORAD ID 51856
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53676
    NORAD ID 53676
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3568 STARLINK-4621
    Time of Closest Approach 2026-10-30T20:54:29+0000
    Collision Probability (Pc) 3.28188E-6
    Conjunction Distance (km) 1.887 km
    Relative Speed (km/s) 14.405 km/s
    Conjunction Risk Parameters R (Radial): 1.882 | I (In-track): -0.055 | C (Cross-track): -0.116
    Collision Risk Index (CRI) 0.45
    X Position (km) 5527.12 5525.577
    Position Y (km) -876.795 -876.443
    Position Z (km) -3954.712 -3953.686
    Velocity X (km/s) 3.826 -4.475
    Velocity Y (km/s) 5.061 -0.488
    Velocity Z (km/s) 4.229 -6.153

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3568 STARLINK-4621
    Semimajor Axis (a) 6848.915 km 6843.702 km
    Eccentricity (e) 0.000078 0.000155
    Inclination (i) 53.1620° 97.2846°
    RAAN 29.3173° 174.9132°
    Perigee Argument 296.1768° 95.6075°
    Mean Anomaly (M) 63.9153° 264.5344°
    Apogee 471.315 km 466.626 km
    Perigee 470.241 km 464.504 km
    Orbit Epoch 2026-10-29T12:13:21+0000 2026-10-29T14:12:54+0000

    STARLINK-3568 & STARLINK-4621 Collision Probability (Pc) Trend

    STARLINK-3568 & STARLINK-4621 Collision Probability (Pc) TrendNot Available

    STARLINK-3568 & STARLINK-4621 Miss Distance (Miss Distance) Trend

    STARLINK-3568 & STARLINK-4621 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3568Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4621Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3568Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4621Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3568

    No nearby objects data