Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.223731E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T01:42:26+0800
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    1 Object 1

    AOE ID 53413
    NORAD ID 53413
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 54766
    NORAD ID 54766
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4500 STARLINK-5471
    Time of Closest Approach 2026-10-28T00:20:00+0000
    Collision Probability (Pc) 1.223731E-6
    Conjunction Distance (km) 2.369 km
    Relative Speed (km/s) 6.79 km/s
    Conjunction Risk Parameters R (Radial): -2.354 | I (In-track): 0.231 | C (Cross-track): -0.116
    Collision Risk Index (CRI) 0.37
    X Position (km) -4232.888 -4231.333
    Position Y (km) -1735.471 -1735.112
    Position Z (km) 5076.355 5074.604
    Velocity X (km/s) 4.931 0.26
    Velocity Y (km/s) -5.375 -7.29
    Velocity Z (km/s) 2.268 -2.271

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4500 STARLINK-5471
    Semimajor Axis (a) 6840.853 km 6841.859 km
    Eccentricity (e) 0.000115 0.000105
    Inclination (i) 53.1589° 53.1676°
    RAAN 149.4037° 82.1398°
    Perigee Argument 72.6684° 92.2771°
    Mean Anomaly (M) 287.4444° 117.1441°
    Apogee 463.502 km 464.442 km
    Perigee 461.930 km 463.002 km
    Orbit Epoch 2026-10-27T06:50:31+0000 2026-10-27T06:00:04+0000

    STARLINK-4500 & STARLINK-5471 Collision Probability (Pc) Trend

    STARLINK-4500 & STARLINK-5471 Collision Probability (Pc) TrendNot Available

    STARLINK-4500 & STARLINK-5471 Miss Distance (Miss Distance) Trend

    STARLINK-4500 & STARLINK-5471 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4500Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5471Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4500Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5471Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4500

    No nearby objects data