Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.439652E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T22:14:54+0800
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    1 Object 1

    AOE ID 52635
    NORAD ID 52635
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 62637
    NORAD ID 62637
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3978 FLOCK 4G 24
    Time of Closest Approach 2026-09-06T22:17:44+0000
    Collision Probability (Pc) 3.439652E-6
    Conjunction Distance (km) 1.865 km
    Relative Speed (km/s) 14.76 km/s
    Conjunction Risk Parameters R (Radial): 0.652 | I (In-track): 0.454 | C (Cross-track): 1.688
    Collision Risk Index (CRI) 0.46
    X Position (km) 6005.336 6006.645
    Position Y (km) -3265.319 -3264.184
    Position Z (km) 441.986 442.677
    Velocity X (km/s) 2.543 -0.908
    Velocity Y (km/s) 3.834 -0.626
    Velocity Z (km/s) -6.088 7.551

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3978 FLOCK 4G 24
    Semimajor Axis (a) 6848.899 km 6850.302 km
    Eccentricity (e) 0.000221 0.000343
    Inclination (i) 53.1604° 97.3978°
    RAAN 167.1541° 328.2448°
    Perigee Argument 47.6219° 41.3631°
    Mean Anomaly (M) 312.4969° 318.7869°
    Apogee 472.273 km 474.516 km
    Perigee 469.251 km 469.814 km
    Orbit Epoch 2026-09-04T03:45:42+0000 2026-09-03T04:52:58+0000

    STARLINK-3978 & FLOCK 4G 24 Collision Probability (Pc) Trend

    STARLINK-3978 & FLOCK 4G 24 Collision Probability (Pc) TrendNot Available

    STARLINK-3978 & FLOCK 4G 24 Miss Distance (Miss Distance) Trend

    STARLINK-3978 & FLOCK 4G 24 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3978Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4G 24Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3978Collision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4G 24Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3978

    No nearby objects data