Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.163552E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T21:23:44+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 2026-10-20T17:42:52+0000
    Collision Probability (Pc) 1.163552E-6
    Conjunction Distance (km) 2.69 km
    Relative Speed (km/s) 8.983 km/s
    Conjunction Risk Parameters R (Radial): 2.69 | I (In-track): -0.031 | C (Cross-track): 0.019
    Collision Risk Index (CRI) 0.36
    X Position (km) 2006.308 2007.072
    Position Y (km) -4671.699 -4673.556
    Position Z (km) 4594.583 4596.372
    Velocity X (km/s) 1.438 7.247
    Velocity Y (km/s) 5.562 2.183
    Velocity Z (km/s) 5.017 -0.943

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5521 STARLINK-6346
    Semimajor Axis (a) 6855.220 km 6861.220 km
    Eccentricity (e) 0.000308 0.000132
    Inclination (i) 69.9976° 43.0030°
    RAAN 276.8113° 192.8868°
    Perigee Argument 270.4961° 271.3619°
    Mean Anomaly (M) 89.5861° 88.7082°
    Apogee 479.194 km 483.989 km
    Perigee 474.972 km 482.177 km
    Orbit Epoch 2026-10-19T16:24:14+0000 2026-10-20T01:35:04+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