Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.445006E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T21:28:08+0800
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    1 Object 1

    AOE ID 54091
    NORAD ID 54091
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63444
    NORAD ID 63444
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5221 STARLINK-33747
    Time of Closest Approach 2026-10-29T11:23:52+0000
    Collision Probability (Pc) 1.445006E-6
    Conjunction Distance (km) 2.535 km
    Relative Speed (km/s) 11.093 km/s
    Conjunction Risk Parameters R (Radial): 2.361 | I (In-track): -0.644 | C (Cross-track): -0.659
    Collision Risk Index (CRI) 0.38
    X Position (km) -5284.907 -5286.301
    Position Y (km) 2750.177 2751.942
    Position Z (km) 3347.832 3349.001
    Velocity X (km/s) -4.842 -0.01
    Velocity Y (km/s) -3.403 -5.918
    Velocity Z (km/s) -4.832 4.831

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5221 STARLINK-33747
    Semimajor Axis (a) 6837.861 km 6840.832 km
    Eccentricity (e) 0.000125 0.000119
    Inclination (i) 53.1591° 53.1554°
    RAAN 4.7229° 137.9678°
    Perigee Argument 86.1504° 40.7805°
    Mean Anomaly (M) 78.2290° 319.3286°
    Apogee 460.581 km 463.510 km
    Perigee 458.867 km 461.880 km
    Orbit Epoch 2026-10-27T22:00:02+0000 2026-10-27T06:05:07+0000

    STARLINK-5221 & STARLINK-33747 Collision Probability (Pc) Trend

    STARLINK-5221 & STARLINK-33747 Collision Probability (Pc) TrendNot Available

    STARLINK-5221 & STARLINK-33747 Miss Distance (Miss Distance) Trend

    STARLINK-5221 & STARLINK-33747 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5221Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33747Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5221Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33747Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5221

    No nearby objects data