Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.486259E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T15:44:29+0800
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    1 Object 1

    AOE ID 49425
    NORAD ID 49425
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69983
    NORAD ID 69983
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3139 STARLINK-38077
    Time of Closest Approach 2026-10-21T20:09:35+0000
    Collision Probability (Pc) 1.486259E-6
    Conjunction Distance (km) 2.708 km
    Relative Speed (km/s) 13.96 km/s
    Conjunction Risk Parameters R (Radial): 2.577 | I (In-track): -0.335 | C (Cross-track): -0.762
    Collision Risk Index (CRI) 0.38
    X Position (km) 3892.718 3891.927
    Position Y (km) -2859.317 -2857.88
    Position Z (km) 4846.003 4843.849
    Velocity X (km/s) 1.538 3.48
    Velocity Y (km/s) 6.918 -4.258
    Velocity Z (km/s) 2.839 -5.295

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3139 STARLINK-38077
    Semimajor Axis (a) 6848.872 km 6843.669 km
    Eccentricity (e) 0.000157 0.000063
    Inclination (i) 53.1604° 97.2908°
    RAAN 285.0016° 134.0534°
    Perigee Argument 90.2163° 69.4850°
    Mean Anomaly (M) 269.9017° 290.6460°
    Apogee 471.807 km 465.966 km
    Perigee 469.663 km 465.098 km
    Orbit Epoch 2026-10-19T16:12:40+0000 2026-10-19T12:45:51+0000

    STARLINK-3139 & STARLINK-38077 Collision Probability (Pc) Trend

    STARLINK-3139 & STARLINK-38077 Collision Probability (Pc) TrendNot Available

    STARLINK-3139 & STARLINK-38077 Miss Distance (Miss Distance) Trend

    STARLINK-3139 & STARLINK-38077 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3139Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-38077Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3139Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-38077Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3139

    No nearby objects data