Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.482741E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T11:43:20+0800
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    1 Object 1

    AOE ID 52643
    NORAD ID 52643
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69713
    NORAD ID 69713
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3963 STARLINK-38020
    Time of Closest Approach 2026-09-03T03:47:49+0000
    Collision Probability (Pc) 1.482741E-6
    Conjunction Distance (km) 2.61 km
    Relative Speed (km/s) 12.596 km/s
    Conjunction Risk Parameters R (Radial): 2.195 | I (In-track): 0.794 | C (Cross-track): -1.167
    Collision Risk Index (CRI) 0.38
    X Position (km) 227.414 226.411
    Position Y (km) -4149.871 -4149.401
    Position Z (km) 5433.737 5431.374
    Velocity X (km/s) 7.579 -1.915
    Velocity Y (km/s) -0.549 5.839
    Velocity Z (km/s) -0.734 4.53

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3963 STARLINK-38020
    Semimajor Axis (a) 6848.868 km 6843.654 km
    Eccentricity (e) 0.000125 0.000034
    Inclination (i) 53.1599° 97.2857°
    RAAN 176.6561° 282.1609°
    Perigee Argument 85.1794° 142.4115°
    Mean Anomaly (M) 274.9350° 217.7151°
    Apogee 471.586 km 465.747 km
    Perigee 469.876 km 465.287 km
    Orbit Epoch 2026-09-02T02:19:12+0000 2026-09-02T13:28:16+0000

    STARLINK-3963 & STARLINK-38020 Collision Probability (Pc) Trend

    STARLINK-3963 & STARLINK-38020 Collision Probability (Pc) TrendNot Available

    STARLINK-3963 & STARLINK-38020 Miss Distance (Miss Distance) Trend

    STARLINK-3963 & STARLINK-38020 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3963Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-38020Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3963Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-38020Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3963

    No nearby objects data