Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.742024E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T03:48:03+0800
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    1 Object 1

    AOE ID 55426
    NORAD ID 55426
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 62678
    NORAD ID 62678
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5638 FLOCK 4G 15
    Time of Closest Approach 2026-10-28T23:53:30+0000
    Collision Probability (Pc) 1.742024E-6
    Conjunction Distance (km) 2.529 km
    Relative Speed (km/s) 15.123 km/s
    Conjunction Risk Parameters R (Radial): 2.357 | I (In-track): 0.13 | C (Cross-track): -0.907
    Collision Risk Index (CRI) 0.4
    X Position (km) 5444.486 5443.03
    Position Y (km) 1831.546 1830.131
    Position Z (km) 3733.832 3732.323
    Velocity X (km/s) 2.612 -3.53
    Velocity Y (km/s) 4.161 -2.422
    Velocity Z (km/s) -5.836 6.314

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5638 FLOCK 4G 15
    Semimajor Axis (a) 6852.715 km 6848.238 km
    Eccentricity (e) 0.000290 0.000444
    Inclination (i) 69.9994° 97.3944°
    RAAN 217.7229° 21.6601°
    Perigee Argument 269.1244° 187.3494°
    Mean Anomaly (M) 90.9600° 172.7683°
    Apogee 476.565 km 473.140 km
    Perigee 472.591 km 467.062 km
    Orbit Epoch 2026-10-26T22:38:03+0000 2026-10-27T05:25:11+0000

    STARLINK-5638 & FLOCK 4G 15 Collision Probability (Pc) Trend

    STARLINK-5638 & FLOCK 4G 15 Collision Probability (Pc) TrendNot Available

    STARLINK-5638 & FLOCK 4G 15 Miss Distance (Miss Distance) Trend

    STARLINK-5638 & FLOCK 4G 15 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5638Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4G 15Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5638Collision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4G 15Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5638

    No nearby objects data