Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.326939E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T15:25:54+0800
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    1 Object 1

    AOE ID 55309
    NORAD ID 55309
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 56471
    NORAD ID 56471
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5315 STARLINK-5521
    Time of Closest Approach 2026-10-16T17:14:56+0000
    Collision Probability (Pc) 1.326939E-6
    Conjunction Distance (km) 2.793 km
    Relative Speed (km/s) 12.396 km/s
    Conjunction Risk Parameters R (Radial): -2.403 | I (In-track): -0.818 | C (Cross-track): -1.162
    Collision Risk Index (CRI) 0.37
    X Position (km) -2836.878 -2838.889
    Position Y (km) 2869.203 2869.214
    Position Z (km) -5544.617 -5546.554
    Velocity X (km/s) -6.673 0.375
    Velocity Y (km/s) 0.449 -6.677
    Velocity Z (km/s) 3.647 -3.646

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5315 STARLINK-5521
    Semimajor Axis (a) 6852.722 km 6855.216 km
    Eccentricity (e) 0.000299 0.000305
    Inclination (i) 69.9997° 69.9980°
    RAAN 166.8333° 288.9242°
    Perigee Argument 273.3400° 268.5650°
    Mean Anomaly (M) 290.0278° 91.5175°
    Apogee 476.635 km 479.172 km
    Perigee 472.535 km 474.986 km
    Orbit Epoch 2026-10-15T22:00:04+0000 2026-10-15T02:32:15+0000

    STARLINK-5315 & STARLINK-5521 Collision Probability (Pc) Trend

    STARLINK-5315 & STARLINK-5521 Collision Probability (Pc) TrendNot Available

    STARLINK-5315 & STARLINK-5521 Miss Distance (Miss Distance) Trend

    STARLINK-5315 & STARLINK-5521 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5315Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5521Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5315Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5521Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5315

    No nearby objects data