Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.325644E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T14:56:36+0800
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    1 Object 1

    AOE ID 62386
    NORAD ID 62386
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69746
    NORAD ID 69746
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TOMORROW-S4 STARLINK-38046
    Time of Closest Approach 2026-10-22T11:07:26+0000
    Collision Probability (Pc) 1.325644E-6
    Conjunction Distance (km) 2.991 km
    Relative Speed (km/s) 14.444 km/s
    Conjunction Risk Parameters R (Radial): -2.938 | I (In-track): 0.17 | C (Cross-track): -0.529
    Collision Risk Index (CRI) 0.37
    X Position (km) 4735.602 4733.922
    Position Y (km) -4944.543 -4942.074
    Position Z (km) -221.259 -221.419
    Velocity X (km/s) 4.015 -0.861
    Velocity Y (km/s) 3.615 -0.499
    Velocity Z (km/s) 5.392 -7.566

    Orbital Parameters 国际轨道数据源

    Parameter TOMORROW-S4 STARLINK-38046
    Semimajor Axis (a) 6852.233 km 6843.696 km
    Eccentricity (e) 0.000408 0.000206
    Inclination (i) 44.9813° 97.2833°
    RAAN 331.7353° 131.0784°
    Perigee Argument 15.5209° 85.7744°
    Mean Anomaly (M) 344.5799° 274.3734°
    Apogee 476.892 km 466.967 km
    Perigee 471.300 km 464.151 km
    Orbit Epoch 2026-10-19T12:38:57+0000 2026-10-19T11:51:40+0000

    TOMORROW-S4 & STARLINK-38046 Collision Probability (Pc) Trend

    TOMORROW-S4 & STARLINK-38046 Collision Probability (Pc) TrendNot Available

    TOMORROW-S4 & STARLINK-38046 Miss Distance (Miss Distance) Trend

    TOMORROW-S4 & STARLINK-38046 Miss Distance (Miss Distance) TrendNot Available

    TOMORROW-S4Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-38046Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TOMORROW-S4Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-38046Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TOMORROW-S4

    No nearby objects data