Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.391109E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T11:12:41+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52564
    NORAD ID 52564
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69427
    NORAD ID 69427
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3959 STARLINK-37823
    Time of Closest Approach 2026-09-12T09:00:58+0000
    Collision Probability (Pc) 1.391109E-6
    Conjunction Distance (km) 2.683 km
    Relative Speed (km/s) 12.162 km/s
    Conjunction Risk Parameters R (Radial): 2.428 | I (In-track): 0.698 | C (Cross-track): 0.906
    Collision Risk Index (CRI) 0.38
    X Position (km) 1201.935 1201.007
    Position Y (km) -3941.079 -3940.565
    Position Z (km) -5478.058 -5475.594
    Velocity X (km/s) 7.388 -3.272
    Velocity Y (km/s) 1.84 5.223
    Velocity Z (km/s) 0.298 -4.48

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3959 STARLINK-37823
    Semimajor Axis (a) 6848.981 km 6843.634 km
    Eccentricity (e) 0.000141 0.000278
    Inclination (i) 53.1619° 97.2832°
    RAAN 14.8294° 115.9244°
    Perigee Argument 86.1838° 87.9971°
    Mean Anomaly (M) 74.4830° 272.1590°
    Apogee 471.807 km 467.402 km
    Perigee 469.881 km 463.592 km
    Orbit Epoch 2026-09-11T20:00:01+0000 2026-09-11T13:12:28+0000

    STARLINK-3959 & STARLINK-37823 Collision Probability (Pc) Trend

    STARLINK-3959 & STARLINK-37823 Collision Probability (Pc) TrendNot Available

    STARLINK-3959 & STARLINK-37823 Miss Distance (Miss Distance) Trend

    STARLINK-3959 & STARLINK-37823 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3959Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37823Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3959Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37823Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3959

    No nearby objects data