Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.082082E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:21:43+0800
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    1 Object 1

    AOE ID 52699
    NORAD ID 52699
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64724
    NORAD ID 64724
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3987 STARLINK-34393
    Time of Closest Approach 2026-10-22T18:24:14+0000
    Collision Probability (Pc) 2.082082E-6
    Conjunction Distance (km) 1.514 km
    Relative Speed (km/s) 2.533 km/s
    Conjunction Risk Parameters R (Radial): -0.584 | I (In-track): 1.377 | C (Cross-track): -0.232
    Collision Risk Index (CRI) 0.41
    X Position (km) -764.469 -765.776
    Position Y (km) 4094.003 4093.396
    Position Z (km) -5434.086 -5433.622
    Velocity X (km/s) -7.575 -7.206
    Velocity Y (km/s) -0.393 -2.37
    Velocity Z (km/s) 0.77 -0.77

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3987 STARLINK-34393
    Semimajor Axis (a) 6840.857 km 6840.814 km
    Eccentricity (e) 0.000118 0.000118
    Inclination (i) 53.1577° 53.1585°
    RAAN 191.0346° 214.6667°
    Perigee Argument 89.9547° 89.3435°
    Mean Anomaly (M) 270.1591° 270.7704°
    Apogee 463.525 km 463.488 km
    Perigee 461.915 km 461.866 km
    Orbit Epoch 2026-10-20T02:40:13+0000 2026-10-20T04:18:02+0000

    STARLINK-3987 & STARLINK-34393 Collision Probability (Pc) Trend

    STARLINK-3987 & STARLINK-34393 Collision Probability (Pc) TrendNot Available

    STARLINK-3987 & STARLINK-34393 Miss Distance (Miss Distance) Trend

    STARLINK-3987 & STARLINK-34393 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3987Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34393Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3987Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34393Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3987

    No nearby objects data