Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.958718E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T20:19:09+0800
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    1 Object 1

    AOE ID 51813
    NORAD ID 51813
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53777
    NORAD ID 53777
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3552 STARLINK-4664
    Time of Closest Approach 2026-10-29T16:24:51+0000
    Collision Probability (Pc) 8.958718E-7
    Conjunction Distance (km) 2.551 km
    Relative Speed (km/s) 4.892 km/s
    Conjunction Risk Parameters R (Radial): -2.545 | I (In-track): 0.159 | C (Cross-track): 0.054
    Collision Risk Index (CRI) 0.34
    X Position (km) -2980.332 -2979.102
    Position Y (km) -3148.171 -3147.115
    Position Z (km) -5298.075 -5296.105
    Velocity X (km/s) 6.546 3.945
    Velocity Y (km/s) -3.59 -6.34
    Velocity Z (km/s) -1.549 1.549

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3552 STARLINK-4664
    Semimajor Axis (a) 6840.862 km 6837.890 km
    Eccentricity (e) 0.000063 0.000071
    Inclination (i) 53.1618° 53.1593°
    RAAN 350.7653° 304.1730°
    Perigee Argument 342.4741° 75.6175°
    Mean Anomaly (M) 17.6239° 284.4907°
    Apogee 463.159 km 460.238 km
    Perigee 462.291 km 459.268 km
    Orbit Epoch 2026-10-27T10:09:20+0000 2026-10-27T06:56:19+0000

    STARLINK-3552 & STARLINK-4664 Collision Probability (Pc) Trend

    STARLINK-3552 & STARLINK-4664 Collision Probability (Pc) TrendNot Available

    STARLINK-3552 & STARLINK-4664 Miss Distance (Miss Distance) Trend

    STARLINK-3552 & STARLINK-4664 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3552Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4664Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3552Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4664Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3552

    No nearby objects data