Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    8.250867E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T06:42:33+0800
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    1 Object 1

    AOE ID 52842
    NORAD ID 52842
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 62651
    NORAD ID 62651
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4046 FLOCK 4G 21
    Time of Closest Approach 2026-09-05T04:26:05+0000
    Collision Probability (Pc) 8.250867E-6
    Conjunction Distance (km) 1.204 km
    Relative Speed (km/s) 6.811 km/s
    Conjunction Risk Parameters R (Radial): -0.775 | I (In-track): 0.824 | C (Cross-track): 0.412
    Collision Risk Index (CRI) 0.53
    X Position (km) -4878.934 -4879.705
    Position Y (km) 3254.7 3255.555
    Position Z (km) -3523.616 -3523.265
    Velocity X (km/s) -0.628 3.862
    Velocity Y (km/s) -5.997 -1.2
    Velocity Z (km/s) -4.677 -6.468

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4046 FLOCK 4G 21
    Semimajor Axis (a) 6837.916 km 6835.699 km
    Eccentricity (e) 0.000101 0.000258
    Inclination (i) 53.1598° 97.3942°
    RAAN 316.7790° 327.7809°
    Perigee Argument 105.5336° 75.3192°
    Mean Anomaly (M) 254.5778° 284.8338°
    Apogee 460.467 km 459.330 km
    Perigee 459.091 km 455.794 km
    Orbit Epoch 2026-09-01T11:59:40+0000 2026-09-02T05:10:14+0000

    STARLINK-4046 & FLOCK 4G 21 Collision Probability (Pc) Trend

    STARLINK-4046 & FLOCK 4G 21 Collision Probability (Pc) TrendNot Available

    STARLINK-4046 & FLOCK 4G 21 Miss Distance (Miss Distance) Trend

    STARLINK-4046 & FLOCK 4G 21 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4046Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4G 21Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4046Collision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4G 21Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4046

    No nearby objects data