Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.772861E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-15T09:53:00+0800
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    1 Object 1

    AOE ID 54865
    NORAD ID 54865
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 56423
    NORAD ID 56423
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5411 STARLINK-6239
    Time of Closest Approach 2026-10-15T05:31:09+0000
    Collision Probability (Pc) 2.772861E-6
    Conjunction Distance (km) 1.583 km
    Relative Speed (km/s) 5.046 km/s
    Conjunction Risk Parameters R (Radial): -1.262 | I (In-track): 0.902 | C (Cross-track): 0.313
    Collision Risk Index (CRI) 0.44
    X Position (km) 857.997 856.897
    Position Y (km) 5245.014 5244.205
    Position Z (km) 4332.338 4331.538
    Velocity X (km/s) -6.845 -7.362
    Velocity Y (km/s) 2.737 -0.414
    Velocity Z (km/s) -1.954 1.953

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5411 STARLINK-6239
    Semimajor Axis (a) 6861.632 km 6861.208 km
    Eccentricity (e) 0.000239 0.000102
    Inclination (i) 43.0056° 43.0010°
    RAAN 328.1003° 30.4898°
    Perigee Argument 270.4252° 276.2835°
    Mean Anomaly (M) 89.6326° 83.7901°
    Apogee 485.135 km 483.769 km
    Perigee 481.855 km 482.373 km
    Orbit Epoch 2026-10-14T02:21:05+0000 2026-10-13T07:42:52+0000

    STARLINK-5411 & STARLINK-6239 Collision Probability (Pc) Trend

    STARLINK-5411 & STARLINK-6239 Collision Probability (Pc) TrendNot Available

    STARLINK-5411 & STARLINK-6239 Miss Distance (Miss Distance) Trend

    STARLINK-5411 & STARLINK-6239 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5411Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-6239Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5411Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-6239Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5411

    No nearby objects data