Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.006773E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:08:56+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52617
    NORAD ID 52617
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67966
    NORAD ID 67966
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3996 STARLINK-36820
    Time of Closest Approach 2026-10-20T19:43:34+0000
    Collision Probability (Pc) 1.006773E-6
    Conjunction Distance (km) 2.674 km
    Relative Speed (km/s) 6.857 km/s
    Conjunction Risk Parameters R (Radial): 2.357 | I (In-track): 1.126 | C (Cross-track): -0.572
    Collision Risk Index (CRI) 0.35
    X Position (km) -3437.863 -3439.733
    Position Y (km) 4695.328 4697.227
    Position Z (km) 3592.193 3592.408
    Velocity X (km/s) -6.028 -1.431
    Velocity Y (km/s) -0.876 3.878
    Velocity Z (km/s) -4.608 -6.419

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3996 STARLINK-36820
    Semimajor Axis (a) 6843.372 km 6843.710 km
    Eccentricity (e) 0.000137 0.000188
    Inclination (i) 53.1611° 97.2826°
    RAAN 341.5029° 299.9265°
    Perigee Argument 89.5421° 92.8620°
    Mean Anomaly (M) 270.5738° 267.2838°
    Apogee 466.170 km 466.861 km
    Perigee 464.300 km 464.285 km
    Orbit Epoch 2026-10-19T04:01:13+0000 2026-10-19T00:47:57+0000

    STARLINK-3996 & STARLINK-36820 Collision Probability (Pc) Trend

    STARLINK-3996 & STARLINK-36820 Collision Probability (Pc) TrendNot Available

    STARLINK-3996 & STARLINK-36820 Miss Distance (Miss Distance) Trend

    STARLINK-3996 & STARLINK-36820 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3996Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36820Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3996Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36820Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3996

    No nearby objects data