Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.475705E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T13:45:55+0800
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    1 Object 1

    AOE ID 52626
    NORAD ID 52626
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64606
    NORAD ID 64606
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3990 STARLINK-34073
    Time of Closest Approach 2026-10-22T06:32:06+0000
    Collision Probability (Pc) 3.475705E-5
    Conjunction Distance (km) 0.739 km
    Relative Speed (km/s) 4.972 km/s
    Conjunction Risk Parameters R (Radial): -0.738 | I (In-track): -0.002 | C (Cross-track): -0.001
    Collision Risk Index (CRI) 0.66
    X Position (km) -1699.352 -1699.169
    Position Y (km) -3997.833 -3997.4
    Position Z (km) -5291.805 -5291.236
    Velocity X (km/s) 5.882 7.385
    Velocity Y (km/s) -4.587 -1.052
    Velocity Z (km/s) 1.578 -1.578

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3990 STARLINK-34073
    Semimajor Axis (a) 6840.877 km 6840.786 km
    Eccentricity (e) 0.000120 0.000108
    Inclination (i) 53.1598° 53.1600°
    RAAN 326.2739° 11.8842°
    Perigee Argument 90.5679° 76.4310°
    Mean Anomaly (M) 269.5462° 283.6813°
    Apogee 463.562 km 463.386 km
    Perigee 461.918 km 461.912 km
    Orbit Epoch 2026-10-19T10:04:40+0000 2026-10-19T22:43:08+0000

    STARLINK-3990 & STARLINK-34073 Collision Probability (Pc) Trend

    STARLINK-3990 & STARLINK-34073 Collision Probability (Pc) TrendNot Available

    STARLINK-3990 & STARLINK-34073 Miss Distance (Miss Distance) Trend

    STARLINK-3990 & STARLINK-34073 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3990Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34073Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3990Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34073Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3990

    No nearby objects data