Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.439531E-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 67869
    NORAD ID 67869
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3987 STARLINK-36779
    Time of Closest Approach 2026-10-22T09:03:11+0000
    Collision Probability (Pc) 4.439531E-6
    Conjunction Distance (km) 1.34 km
    Relative Speed (km/s) 4.633 km/s
    Conjunction Risk Parameters R (Radial): -0.808 | I (In-track): 1.018 | C (Cross-track): -0.323
    Collision Risk Index (CRI) 0.48
    X Position (km) -1665.548 -1666.336
    Position Y (km) 3975.615 3974.733
    Position Z (km) -5319.24 -5318.611
    Velocity X (km/s) -7.395 -6.004
    Velocity Y (km/s) -1.148 -4.467
    Velocity Z (km/s) 1.458 -1.459

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3987 STARLINK-36779
    Semimajor Axis (a) 6840.857 km 6840.792 km
    Eccentricity (e) 0.000118 0.000093
    Inclination (i) 53.1577° 53.1586°
    RAAN 191.0346° 235.0063°
    Perigee Argument 89.9547° 102.3462°
    Mean Anomaly (M) 270.1591° 257.7644°
    Apogee 463.525 km 463.290 km
    Perigee 461.915 km 462.020 km
    Orbit Epoch 2026-10-20T02:40:13+0000 2026-10-20T05:55:13+0000

    STARLINK-3987 & STARLINK-36779 Collision Probability (Pc) Trend

    STARLINK-3987 & STARLINK-36779 Collision Probability (Pc) TrendNot Available

    STARLINK-3987 & STARLINK-36779 Miss Distance (Miss Distance) Trend

    STARLINK-3987 & STARLINK-36779 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3987Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36779Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3987Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36779Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3987

    No nearby objects data