Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.095637E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T15:45:32+0800
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    1 Object 1

    AOE ID 55946
    NORAD ID 55946
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58228
    NORAD ID 58228
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5857 STARLINK-30871
    Time of Closest Approach 2026-10-16T09:25:36+0000
    Collision Probability (Pc) 1.095637E-6
    Conjunction Distance (km) 2.542 km
    Relative Speed (km/s) 6.932 km/s
    Conjunction Risk Parameters R (Radial): 2.275 | I (In-track): -1.01 | C (Cross-track): 0.514
    Collision Risk Index (CRI) 0.36
    X Position (km) 1377.868 1378.182
    Position Y (km) -4885.349 -4883.056
    Position Z (km) -4623.079 -4622.031
    Velocity X (km/s) 2.157 7.053
    Velocity Y (km/s) 5.331 2.761
    Velocity Z (km/s) -4.992 -0.814

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5857 STARLINK-30871
    Semimajor Axis (a) 6863.982 km 6861.181 km
    Eccentricity (e) 0.000260 0.000171
    Inclination (i) 70.0006° 43.0072°
    RAAN 87.6317° 32.6871°
    Perigee Argument 276.9773° 275.8025°
    Mean Anomaly (M) 212.1536° 84.2632°
    Apogee 487.634 km 484.218 km
    Perigee 484.056 km 481.870 km
    Orbit Epoch 2026-10-15T22:00:04+0000 2026-10-15T13:27:29+0000

    STARLINK-5857 & STARLINK-30871 Collision Probability (Pc) Trend

    STARLINK-5857 & STARLINK-30871 Collision Probability (Pc) TrendNot Available

    STARLINK-5857 & STARLINK-30871 Miss Distance (Miss Distance) Trend

    STARLINK-5857 & STARLINK-30871 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5857Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30871Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5857Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30871Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5857

    No nearby objects data