Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.63211E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:25:12+0800
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    1 Object 1

    AOE ID 52659
    NORAD ID 52659
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55946
    NORAD ID 55946
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3960 STARLINK-5857
    Time of Closest Approach 2026-10-20T19:42:21+0000
    Collision Probability (Pc) 3.63211E-6
    Conjunction Distance (km) 1.755 km
    Relative Speed (km/s) 12.284 km/s
    Conjunction Risk Parameters R (Radial): -0.753 | I (In-track): -0.945 | C (Cross-track): 1.272
    Collision Risk Index (CRI) 0.46
    X Position (km) -2824.089 -2825.02
    Position Y (km) -4749.936 -4748.462
    Position Z (km) 4027.808 4027.614
    Velocity X (km/s) 6.416 0.69
    Velocity Y (km/s) -0.299 -5.16
    Velocity Z (km/s) 4.133 -5.587

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3960 STARLINK-5857
    Semimajor Axis (a) 6843.371 km 6849.810 km
    Eccentricity (e) 0.000124 0.000303
    Inclination (i) 53.1574° 70.0009°
    RAAN 213.7885° 78.8228°
    Perigee Argument 90.4528° 267.5838°
    Mean Anomaly (M) 269.6616° 204.8133°
    Apogee 466.082 km 473.751 km
    Perigee 464.386 km 469.595 km
    Orbit Epoch 2026-10-19T04:23:50+0000 2026-10-19T06:00:01+0000

    STARLINK-3960 & STARLINK-5857 Collision Probability (Pc) Trend

    STARLINK-3960 & STARLINK-5857 Collision Probability (Pc) TrendNot Available

    STARLINK-3960 & STARLINK-5857 Miss Distance (Miss Distance) Trend

    STARLINK-3960 & STARLINK-5857 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3960Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5857Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3960Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5857Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3960

    No nearby objects data