Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.145303E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T21:11:34+0800
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    1 Object 1

    AOE ID 55352
    NORAD ID 55352
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59622
    NORAD ID 59622
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5547 STARLINK-31774
    Time of Closest Approach 2026-10-21T19:42:19+0000
    Collision Probability (Pc) 7.145303E-6
    Conjunction Distance (km) 1.286 km
    Relative Speed (km/s) 7.647 km/s
    Conjunction Risk Parameters R (Radial): -0.783 | I (In-track): -0.878 | C (Cross-track): -0.515
    Collision Risk Index (CRI) 0.52
    X Position (km) -2878.977 -2879.534
    Position Y (km) -5030.815 -5029.736
    Position Z (km) 3663.853 3663.43
    Velocity X (km/s) 4.711 6.745
    Velocity Y (km/s) -5.054 -1.503
    Velocity Z (km/s) -3.23 3.23

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5547 STARLINK-31774
    Semimajor Axis (a) 6861.152 km 6861.293 km
    Eccentricity (e) 0.000188 0.000094
    Inclination (i) 43.0017° 42.9993°
    RAAN 115.6202° 206.7840°
    Perigee Argument 277.8185° 277.6532°
    Mean Anomaly (M) 82.2453° 82.4213°
    Apogee 484.305 km 483.801 km
    Perigee 481.725 km 482.511 km
    Orbit Epoch 2026-10-19T13:47:30+0000 2026-10-20T04:14:53+0000

    STARLINK-5547 & STARLINK-31774 Collision Probability (Pc) Trend

    STARLINK-5547 & STARLINK-31774 Collision Probability (Pc) TrendNot Available

    STARLINK-5547 & STARLINK-31774 Miss Distance (Miss Distance) Trend

    STARLINK-5547 & STARLINK-31774 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5547Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31774Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5547Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31774Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5547

    No nearby objects data