Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.22127E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:24:00+0800
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    1 Object 1

    AOE ID 52673
    NORAD ID 52673
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 54182
    NORAD ID 54182
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3976 STARLINK-5231
    Time of Closest Approach 2026-10-19T21:56:14+0000
    Collision Probability (Pc) 1.22127E-6
    Conjunction Distance (km) 2.952 km
    Relative Speed (km/s) 12.168 km/s
    Conjunction Risk Parameters R (Radial): 2.758 | I (In-track): -0.636 | C (Cross-track): 0.838
    Collision Risk Index (CRI) 0.37
    X Position (km) -5473.099 -5475.927
    Position Y (km) -3998.537 -3999.301
    Position Z (km) 901.026 901.389
    Velocity X (km/s) 3.379 2.069
    Velocity Y (km/s) -3.251 -4.206
    Velocity Z (km/s) 6.03 -6.029

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3976 STARLINK-5231
    Semimajor Axis (a) 6837.848 km 6840.879 km
    Eccentricity (e) 0.000165 0.000141
    Inclination (i) 53.1572° 53.1622°
    RAAN 214.4022° 44.7465°
    Perigee Argument 100.3529° 91.4473°
    Mean Anomaly (M) 259.7660° 268.6691°
    Apogee 460.838 km 463.706 km
    Perigee 458.584 km 461.778 km
    Orbit Epoch 2026-10-19T01:35:15+0000 2026-10-19T07:07:43+0000

    STARLINK-3976 & STARLINK-5231 Collision Probability (Pc) Trend

    STARLINK-3976 & STARLINK-5231 Collision Probability (Pc) TrendNot Available

    STARLINK-3976 & STARLINK-5231 Miss Distance (Miss Distance) Trend

    STARLINK-3976 & STARLINK-5231 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3976Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5231Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3976Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5231Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3976

    No nearby objects data