Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.351668E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T21:59:17+0800
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    1 Object 1

    AOE ID 48104
    NORAD ID 48104
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53470
    NORAD ID 53470
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2439 STARLINK-4393
    Time of Closest Approach 2026-10-18T23:19:13+0000
    Collision Probability (Pc) 1.351668E-6
    Conjunction Distance (km) 2.929 km
    Relative Speed (km/s) 14.29 km/s
    Conjunction Risk Parameters R (Radial): 2.682 | I (In-track): -0.428 | C (Cross-track): -1.096
    Collision Risk Index (CRI) 0.38
    X Position (km) -3315.696 -3313.845
    Position Y (km) -4138.976 -4138.283
    Position Z (km) 4324.607 4322.446
    Velocity X (km/s) 6.525 -3.955
    Velocity Y (km/s) -1.304 -2.941
    Velocity Z (km/s) 3.744 -5.831

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2439 STARLINK-4393
    Semimajor Axis (a) 6848.889 km 6843.701 km
    Eccentricity (e) 0.000140 0.000122
    Inclination (i) 53.1597° 97.2848°
    RAAN 197.9120° 44.2722°
    Perigee Argument 89.2855° 86.7492°
    Mean Anomaly (M) 270.8307° 273.3890°
    Apogee 471.712 km 466.397 km
    Perigee 469.792 km 464.731 km
    Orbit Epoch 2026-10-18T01:10:11+0000 2026-10-17T21:39:09+0000

    STARLINK-2439 & STARLINK-4393 Collision Probability (Pc) Trend

    STARLINK-2439 & STARLINK-4393 Collision Probability (Pc) TrendNot Available

    STARLINK-2439 & STARLINK-4393 Miss Distance (Miss Distance) Trend

    STARLINK-2439 & STARLINK-4393 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2439Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4393Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2439Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4393Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2439

    No nearby objects data