Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.477042E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T10:38:55+0800
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    1 Object 1

    AOE ID 52457
    NORAD ID 52457
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66395
    NORAD ID 66395
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3899 STARLINK-35681
    Time of Closest Approach 2026-10-20T06:42:59+0000
    Collision Probability (Pc) 1.477042E-6
    Conjunction Distance (km) 2.462 km
    Relative Speed (km/s) 10.556 km/s
    Conjunction Risk Parameters R (Radial): -2.455 | I (In-track): 0.132 | C (Cross-track): 0.112
    Collision Risk Index (CRI) 0.38
    X Position (km) -1030.862 -1031.063
    Position Y (km) 5587.331 5589.373
    Position Z (km) -3813.393 -3814.753
    Velocity X (km/s) -5.951 -4.885
    Velocity Y (km/s) 1.89 -3.889
    Velocity Z (km/s) 4.385 -4.383

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3899 STARLINK-35681
    Semimajor Axis (a) 6837.878 km 6840.811 km
    Eccentricity (e) 0.000161 0.000137
    Inclination (i) 53.1621° 53.1556°
    RAAN 132.7588° 254.9939°
    Perigee Argument 89.5777° 101.8449°
    Mean Anomaly (M) 270.5410° 258.2706°
    Apogee 460.841 km 463.609 km
    Perigee 458.641 km 461.739 km
    Orbit Epoch 2026-10-19T19:58:21+0000 2026-10-19T06:17:45+0000

    STARLINK-3899 & STARLINK-35681 Collision Probability (Pc) Trend

    STARLINK-3899 & STARLINK-35681 Collision Probability (Pc) TrendNot Available

    STARLINK-3899 & STARLINK-35681 Miss Distance (Miss Distance) Trend

    STARLINK-3899 & STARLINK-35681 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3899Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35681Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3899Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35681Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3899

    No nearby objects data