Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.397401E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T05:48:07+0800
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    1 Object 1

    AOE ID 51772
    NORAD ID 51772
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 52364
    NORAD ID 52364
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3623 STARLINK-3820
    Time of Closest Approach 2026-10-21T18:54:52+0000
    Collision Probability (Pc) 1.397401E-6
    Conjunction Distance (km) 2.636 km
    Relative Speed (km/s) 11.688 km/s
    Conjunction Risk Parameters R (Radial): 2.544 | I (In-track): -0.447 | C (Cross-track): 0.525
    Collision Risk Index (CRI) 0.38
    X Position (km) 4690.777 4692.99
    Position Y (km) 4303.321 4304.415
    Position Z (km) 2497.683 2498.608
    Velocity X (km/s) -4.904 -1.746
    Velocity Y (km/s) 2.176 5.072
    Velocity Z (km/s) 5.437 -5.436

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3623 STARLINK-3820
    Semimajor Axis (a) 6840.860 km 6843.382 km
    Eccentricity (e) 0.000126 0.000076
    Inclination (i) 53.1621° 53.1600°
    RAAN 32.4552° 246.7635°
    Perigee Argument 81.7058° 121.4581°
    Mean Anomaly (M) 278.4087° 238.6495°
    Apogee 463.583 km 465.764 km
    Perigee 461.863 km 464.726 km
    Orbit Epoch 2026-10-20T06:50:30+0000 2026-10-20T06:16:35+0000

    STARLINK-3623 & STARLINK-3820 Collision Probability (Pc) Trend

    STARLINK-3623 & STARLINK-3820 Collision Probability (Pc) TrendNot Available

    STARLINK-3623 & STARLINK-3820 Miss Distance (Miss Distance) Trend

    STARLINK-3623 & STARLINK-3820 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3623Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3820Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3623Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3820Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3623

    No nearby objects data