Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    7.002317E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:15:58+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) 7.002317E-6
    Conjunction Distance (km) 1.46 km
    Relative Speed (km/s) 13.837 km/s
    Conjunction Risk Parameters R (Radial): 1.372 | I (In-track): 0.215 | C (Cross-track): 0.453
    Collision Risk Index (CRI) 0.52
    X Position (km) 3709.587 3710.414
    Position Y (km) -2883.981 -2884.108
    Position Z (km) 4973.16 4974.356
    Velocity X (km/s) 6.229 -5.187
    Velocity Y (km/s) 3.602 2.219
    Velocity Z (km/s) -2.551 5.143

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4790 FLOCK 4G 8
    Semimajor Axis (a) 6848.888 km 6850.629 km
    Eccentricity (e) 0.000127 0.000486
    Inclination (i) 53.1602° 97.3957°
    RAAN 204.1662° 328.4071°
    Perigee Argument 88.3543° 53.1125°
    Mean Anomaly (M) 271.7604° 307.0560°
    Apogee 471.622 km 475.821 km
    Perigee 469.880 km 469.163 km
    Orbit Epoch 2026-09-03T06:35:29+0000 2026-09-03T16:13:08+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