Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    8.46013E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T23:21:47+0800
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    1 Object 1

    AOE ID 53859
    NORAD ID 53859
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 62613
    NORAD ID 62613
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4790 FLOCK 4G 8
    Time of Closest Approach 2026-09-05T07:38:09+0000
    Collision Probability (Pc) 8.46013E-6
    Conjunction Distance (km) 1.38 km
    Relative Speed (km/s) 13.836 km/s
    Conjunction Risk Parameters R (Radial): -1.373 | I (In-track): 0.055 | C (Cross-track): -0.114
    Collision Risk Index (CRI) 0.54
    X Position (km) 3710.2 3710.926
    Position Y (km) -2883.673 -2884.367
    Position Z (km) 4972.929 4973.876
    Velocity X (km/s) 6.229 -5.186
    Velocity Y (km/s) 3.603 2.219
    Velocity Z (km/s) -2.551 5.144

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4790 FLOCK 4G 8
    Semimajor Axis (a) 6848.886 km 6850.608 km
    Eccentricity (e) 0.000123 0.000480
    Inclination (i) 53.1598° 97.3958°
    RAAN 199.6088° 328.9281°
    Perigee Argument 89.1153° 51.6520°
    Mean Anomaly (M) 270.9989° 308.5152°
    Apogee 471.593 km 475.763 km
    Perigee 469.905 km 469.179 km
    Orbit Epoch 2026-09-04T06:04:53+0000 2026-09-04T04:46:00+0000

    STARLINK-4790 & FLOCK 4G 8 Collision Probability (Pc) Trend

    STARLINK-4790 & FLOCK 4G 8 Collision Probability (Pc) TrendNot Available

    STARLINK-4790 & FLOCK 4G 8 Miss Distance (Miss Distance) Trend

    STARLINK-4790 & FLOCK 4G 8 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4790Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4G 8Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4790Collision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4G 8Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4790

    No nearby objects data