Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.186607E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T20:34:16+0800
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    1 Object 1

    AOE ID 52643
    NORAD ID 52643
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53226
    NORAD ID 53226
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3963 STARLINK-4359
    Time of Closest Approach 2026-10-28T20:18:56+0000
    Collision Probability (Pc) 7.186607E-6
    Conjunction Distance (km) 1.375 km
    Relative Speed (km/s) 10.714 km/s
    Conjunction Risk Parameters R (Radial): 0.448 | I (In-track): -0.921 | C (Cross-track): 0.917
    Collision Risk Index (CRI) 0.52
    X Position (km) -4097.789 -4098.735
    Position Y (km) 972.211 973.154
    Position Z (km) -5404.413 -5404.093
    Velocity X (km/s) -0.442 6.083
    Velocity Y (km/s) -7.541 0.172
    Velocity Z (km/s) -1.019 -4.585

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3963 STARLINK-4359
    Semimajor Axis (a) 6848.892 km 6843.763 km
    Eccentricity (e) 0.000405 0.000202
    Inclination (i) 53.1537° 97.2870°
    RAAN 279.3456° 354.8921°
    Perigee Argument 295.7996° 79.8541°
    Mean Anomaly (M) 64.2587° 280.2930°
    Apogee 473.528 km 467.011 km
    Perigee 467.982 km 464.241 km
    Orbit Epoch 2026-10-27T08:43:51+0000 2026-10-27T15:06:50+0000

    STARLINK-3963 & STARLINK-4359 Collision Probability (Pc) Trend

    STARLINK-3963 & STARLINK-4359 Collision Probability (Pc) TrendNot Available

    STARLINK-3963 & STARLINK-4359 Miss Distance (Miss Distance) Trend

    STARLINK-3963 & STARLINK-4359 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3963Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4359Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3963Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4359Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3963

    No nearby objects data