Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.098228E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T04:39:43+0800
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    1 Object 1

    AOE ID 56471
    NORAD ID 56471
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57243
    NORAD ID 57243
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5521 STARLINK-6346
    Time of Closest Approach 2026-10-20T16:08:43+0000
    Collision Probability (Pc) 1.098228E-6
    Conjunction Distance (km) 2.801 km
    Relative Speed (km/s) 8.969 km/s
    Conjunction Risk Parameters R (Radial): -2.6 | I (In-track): 0.838 | C (Cross-track): 0.613
    Collision Risk Index (CRI) 0.36
    X Position (km) 2021.051 2021.092
    Position Y (km) -4662.996 -4665.421
    Position Z (km) 4596.944 4598.343
    Velocity X (km/s) 1.42 7.239
    Velocity Y (km/s) 5.569 2.216
    Velocity Z (km/s) 5.014 -0.93

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5521 STARLINK-6346
    Semimajor Axis (a) 6855.223 km 6861.285 km
    Eccentricity (e) 0.000304 0.000111
    Inclination (i) 69.9983° 43.0028°
    RAAN 277.6765° 198.0562°
    Perigee Argument 270.6370° 269.0074°
    Mean Anomaly (M) 89.4456° 91.0650°
    Apogee 479.172 km 483.913 km
    Perigee 475.000 km 482.383 km
    Orbit Epoch 2026-10-19T08:33:23+0000 2026-10-19T03:36:52+0000

    STARLINK-5521 & STARLINK-6346 Collision Probability (Pc) Trend

    STARLINK-5521 & STARLINK-6346 Collision Probability (Pc) TrendNot Available

    STARLINK-5521 & STARLINK-6346 Miss Distance (Miss Distance) Trend

    STARLINK-5521 & STARLINK-6346 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5521Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-6346Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5521Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-6346Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5521

    No nearby objects data