Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.709853E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T07:48:58+0800
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    1 Object 1

    AOE ID 47351
    NORAD ID 47351
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 62680
    NORAD ID 62680
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2017 FLOCK 4G 18
    Time of Closest Approach 2026-10-26T00:10:58+0000
    Collision Probability (Pc) 1.709853E-6
    Conjunction Distance (km) 1.942 km
    Relative Speed (km/s) 5.752 km/s
    Conjunction Risk Parameters R (Radial): -1.925 | I (In-track): -0.232 | C (Cross-track): -0.092
    Collision Risk Index (CRI) 0.4
    X Position (km) 6377.925 6376.154
    Position Y (km) 2447.457 2446.707
    Position Z (km) 102.101 101.83
    Velocity X (km/s) -1.733 0.24
    Velocity Y (km/s) 4.242 -0.96
    Velocity Z (km/s) 6.116 7.575

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2017 FLOCK 4G 18
    Semimajor Axis (a) 6832.873 km 6825.050 km
    Eccentricity (e) 0.000158 0.000445
    Inclination (i) 53.1576° 97.3922°
    RAAN 28.5964° 19.2665°
    Perigee Argument 343.7465° 216.9544°
    Mean Anomaly (M) 16.3488° 143.1395°
    Apogee 455.817 km 449.953 km
    Perigee 453.655 km 443.873 km
    Orbit Epoch 2026-10-24T06:02:46+0000 2026-10-24T04:30:32+0000

    STARLINK-2017 & FLOCK 4G 18 Collision Probability (Pc) Trend

    STARLINK-2017 & FLOCK 4G 18 Collision Probability (Pc) TrendNot Available

    STARLINK-2017 & FLOCK 4G 18 Miss Distance (Miss Distance) Trend

    STARLINK-2017 & FLOCK 4G 18 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2017Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4G 18Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2017Collision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4G 18Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2017

    No nearby objects data