Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.956562E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:25:11+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 59219
    NORAD ID 59219
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3960 STARLINK-31518
    Time of Closest Approach 2026-10-21T12:17:06+0000
    Collision Probability (Pc) 6.956562E-7
    Conjunction Distance (km) 2.35 km
    Relative Speed (km/s) 2.328 km/s
    Conjunction Risk Parameters R (Radial): -2.346 | I (In-track): -0.115 | C (Cross-track): -0.02
    Collision Risk Index (CRI) 0.32
    X Position (km) -858.98 -858.571
    Position Y (km) 4067.557 4066.185
    Position Z (km) -5442.959 -5441.096
    Velocity X (km/s) -7.18 -7.563
    Velocity Y (km/s) -2.461 -0.651
    Velocity Z (km/s) -0.706 0.707

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3960 STARLINK-31518
    Semimajor Axis (a) 6843.371 km 6840.893 km
    Eccentricity (e) 0.000124 0.000137
    Inclination (i) 53.1574° 53.1585°
    RAAN 213.7885° 192.1220°
    Perigee Argument 90.4528° 94.9869°
    Mean Anomaly (M) 269.6616° 265.1290°
    Apogee 466.082 km 463.694 km
    Perigee 464.386 km 461.818 km
    Orbit Epoch 2026-10-19T04:23:50+0000 2026-10-19T02:48:23+0000

    STARLINK-3960 & STARLINK-31518 Collision Probability (Pc) Trend

    STARLINK-3960 & STARLINK-31518 Collision Probability (Pc) TrendNot Available

    STARLINK-3960 & STARLINK-31518 Miss Distance (Miss Distance) Trend

    STARLINK-3960 & STARLINK-31518 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3960Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31518Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3960Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31518Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3960

    No nearby objects data