Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    9.863696E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T21:45:19+0800
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    1 Object 1

    AOE ID 62639
    NORAD ID 62639
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69480
    NORAD ID 69480
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FLOCK 4G 3 STARLINK-37817
    Time of Closest Approach 2026-10-20T21:23:32+0000
    Collision Probability (Pc) 9.863696E-6
    Conjunction Distance (km) 1.172 km
    Relative Speed (km/s) 7.694 km/s
    Conjunction Risk Parameters R (Radial): 0.139 | I (In-track): 1.001 | C (Cross-track): 0.595
    Collision Risk Index (CRI) 0.55
    X Position (km) 251.896 253.022
    Position Y (km) 982.761 982.471
    Position Z (km) -6776.933 -6777.073
    Velocity X (km/s) 7.338 5.352
    Velocity Y (km/s) 1.96 -5.385
    Velocity Z (km/s) 0.556 -0.581

    Orbital Parameters 国际轨道数据源

    Parameter FLOCK 4G 3 STARLINK-37817
    Semimajor Axis (a) 6845.530 km 6843.638 km
    Eccentricity (e) 0.000192 0.000281
    Inclination (i) 97.3911° 97.2844°
    RAAN 13.2962° 312.4125°
    Perigee Argument 206.7594° 105.4429°
    Mean Anomaly (M) 153.3549° 254.7124°
    Apogee 468.709 km 467.423 km
    Perigee 466.077 km 463.579 km
    Orbit Epoch 2026-10-18T16:29:50+0000 2026-10-19T00:23:18+0000

    FLOCK 4G 3 & STARLINK-37817 Collision Probability (Pc) Trend

    FLOCK 4G 3 & STARLINK-37817 Collision Probability (Pc) TrendNot Available

    FLOCK 4G 3 & STARLINK-37817 Miss Distance (Miss Distance) Trend

    FLOCK 4G 3 & STARLINK-37817 Miss Distance (Miss Distance) TrendNot Available

    FLOCK 4G 3Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37817Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FLOCK 4G 3Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37817Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FLOCK 4G 3

    No nearby objects data