Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.125311E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T17:41:55+0800
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    1 Object 1

    AOE ID 47808
    NORAD ID 47808
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 62663
    NORAD ID 62663
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2389 FLOCK 4G 5
    Time of Closest Approach 2026-09-06T04:31:28+0000
    Collision Probability (Pc) 2.125311E-6
    Conjunction Distance (km) 2.249 km
    Relative Speed (km/s) 14.355 km/s
    Conjunction Risk Parameters R (Radial): -1.128 | I (In-track): -0.655 | C (Cross-track): 1.832
    Collision Risk Index (CRI) 0.42
    X Position (km) 5041.167 5043.183
    Position Y (km) -2141.231 -2140.238
    Position Z (km) -4119.869 -4119.794
    Velocity X (km/s) -0.55 3.678
    Velocity Y (km/s) 6.448 -2.894
    Velocity Z (km/s) -4.029 6.016

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2389 FLOCK 4G 5
    Semimajor Axis (a) 6848.844 km 6849.008 km
    Eccentricity (e) 0.000128 0.000416
    Inclination (i) 53.1601° 97.3982°
    RAAN 132.5750° 328.4040°
    Perigee Argument 95.3517° 50.8553°
    Mean Anomaly (M) 264.7631° 309.3057°
    Apogee 471.583 km 473.721 km
    Perigee 469.831 km 468.021 km
    Orbit Epoch 2026-09-04T01:25:08+0000 2026-09-03T04:33:46+0000

    STARLINK-2389 & FLOCK 4G 5 Collision Probability (Pc) Trend

    STARLINK-2389 & FLOCK 4G 5 Collision Probability (Pc) TrendNot Available

    STARLINK-2389 & FLOCK 4G 5 Miss Distance (Miss Distance) Trend

    STARLINK-2389 & FLOCK 4G 5 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2389Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4G 5Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2389Collision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4G 5Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2389

    No nearby objects data