Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.940954E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T04:06:35+0800
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    1 Object 1

    AOE ID 54870
    NORAD ID 54870
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67512
    NORAD ID 67512
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5401 STARLINK-36538
    Time of Closest Approach 2026-10-21T04:51:24+0000
    Collision Probability (Pc) 3.940954E-6
    Conjunction Distance (km) 1.644 km
    Relative Speed (km/s) 10.336 km/s
    Conjunction Risk Parameters R (Radial): -0.411 | I (In-track): -1.165 | C (Cross-track): 1.084
    Collision Risk Index (CRI) 0.47
    X Position (km) 2812.914 2811.296
    Position Y (km) -6212.766 -6213.049
    Position Z (km) 742.371 742.333
    Velocity X (km/s) 4.877 5.342
    Velocity Y (km/s) 2.827 1.799
    Velocity Z (km/s) 5.137 -5.137

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5401 STARLINK-36538
    Semimajor Axis (a) 6861.313 km 6861.069 km
    Eccentricity (e) 0.000155 0.000258
    Inclination (i) 43.0015° 43.0027°
    RAAN 299.8515° 136.0075°
    Perigee Argument 263.8285° 259.3410°
    Mean Anomaly (M) 96.2390° 100.7152°
    Apogee 484.241 km 484.700 km
    Perigee 482.111 km 481.164 km
    Orbit Epoch 2026-10-19T01:01:48+0000 2026-10-18T13:20:53+0000

    STARLINK-5401 & STARLINK-36538 Collision Probability (Pc) Trend

    STARLINK-5401 & STARLINK-36538 Collision Probability (Pc) TrendNot Available

    STARLINK-5401 & STARLINK-36538 Miss Distance (Miss Distance) Trend

    STARLINK-5401 & STARLINK-36538 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5401Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36538Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5401Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36538Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5401

    No nearby objects data