Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    9.078389E-5
    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 67876
    NORAD ID 67876
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3987 STARLINK-36743
    Time of Closest Approach 2026-10-22T17:39:21+0000
    Collision Probability (Pc) 9.078389E-5
    Conjunction Distance (km) 0.533 km
    Relative Speed (km/s) 4.99 km/s
    Conjunction Risk Parameters R (Radial): -0.5 | I (In-track): 0.175 | C (Cross-track): 0.059
    Collision Risk Index (CRI) 0.74
    X Position (km) 1683.233 1683.28
    Position Y (km) -3996.711 -3996.348
    Position Z (km) 5280.794 5280.407
    Velocity X (km/s) 7.403 5.905
    Velocity Y (km/s) 1.024 4.582
    Velocity Z (km/s) -1.581 1.581

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3987 STARLINK-36743
    Semimajor Axis (a) 6840.857 km 6840.776 km
    Eccentricity (e) 0.000118 0.000110
    Inclination (i) 53.1577° 53.1581°
    RAAN 191.0346° 238.5585°
    Perigee Argument 89.9547° 100.3307°
    Mean Anomaly (M) 270.1591° 259.7820°
    Apogee 463.525 km 463.394 km
    Perigee 461.915 km 461.884 km
    Orbit Epoch 2026-10-20T02:40:13+0000 2026-10-20T05:55:54+0000

    STARLINK-3987 & STARLINK-36743 Collision Probability (Pc) Trend

    STARLINK-3987 & STARLINK-36743 Collision Probability (Pc) TrendNot Available

    STARLINK-3987 & STARLINK-36743 Miss Distance (Miss Distance) Trend

    STARLINK-3987 & STARLINK-36743 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3987Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36743Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3987Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36743Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3987

    No nearby objects data