Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    6.662687E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T14:48:35+0800
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    1 Object 1

    AOE ID 53784
    NORAD ID 53784
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65896
    NORAD ID 65896
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4687 STARLINK-34906
    Time of Closest Approach 2026-10-20T08:58:41+0000
    Collision Probability (Pc) 6.662687E-5
    Conjunction Distance (km) 0.659 km
    Relative Speed (km/s) 7.776 km/s
    Conjunction Risk Parameters R (Radial): 0.645 | I (In-track): -0.111 | C (Cross-track): -0.069
    Collision Risk Index (CRI) 0.71
    X Position (km) 523.138 523.22
    Position Y (km) -4750.784 -4750.325
    Position Z (km) -4912.744 -4912.28
    Velocity X (km/s) 6.82 6.211
    Velocity Y (km/s) -2.052 3.486
    Velocity Z (km/s) 2.712 -2.711

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4687 STARLINK-34906
    Semimajor Axis (a) 6848.872 km 6848.827 km
    Eccentricity (e) 0.000098 0.000064
    Inclination (i) 53.1600° 53.1552°
    RAAN 333.9319° 55.1876°
    Perigee Argument 89.8969° 35.0661°
    Mean Anomaly (M) 270.2145° 325.0383°
    Apogee 471.410 km 471.132 km
    Perigee 470.060 km 470.248 km
    Orbit Epoch 2026-10-18T19:40:16+0000 2026-10-18T08:56:29+0000

    STARLINK-4687 & STARLINK-34906 Collision Probability (Pc) Trend

    STARLINK-4687 & STARLINK-34906 Collision Probability (Pc) TrendNot Available

    STARLINK-4687 & STARLINK-34906 Miss Distance (Miss Distance) Trend

    STARLINK-4687 & STARLINK-34906 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4687Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34906Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4687Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34906Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4687

    No nearby objects data