Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.541252E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:15:13+0800
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    1 Object 1

    AOE ID 54810
    NORAD ID 54810
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58711
    NORAD ID 58711
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5408 STARLINK-31031
    Time of Closest Approach 2026-09-12T21:04:27+0000
    Collision Probability (Pc) 1.541252E-6
    Conjunction Distance (km) 2.524 km
    Relative Speed (km/s) 12.218 km/s
    Conjunction Risk Parameters R (Radial): -2.2 | I (In-track): 0.741 | C (Cross-track): 0.988
    Collision Risk Index (CRI) 0.39
    X Position (km) 1749.714 1747.958
    Position Y (km) 6610.782 6608.972
    Position Z (km) -289.705 -289.613
    Velocity X (km/s) -4.491 -4.363
    Velocity Y (km/s) 0.929 1.414
    Velocity Z (km/s) -6.103 6.104

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5408 STARLINK-31031
    Semimajor Axis (a) 6843.311 km 6840.848 km
    Eccentricity (e) 0.000124 0.000144
    Inclination (i) 53.1592° 53.1615°
    RAAN 262.0317° 87.0536°
    Perigee Argument 88.6776° 96.0579°
    Mean Anomaly (M) 271.4368° 264.0587°
    Apogee 466.021 km 463.695 km
    Perigee 464.327 km 461.727 km
    Orbit Epoch 2026-09-11T00:29:07+0000 2026-09-10T17:30:00+0000

    STARLINK-5408 & STARLINK-31031 Collision Probability (Pc) Trend

    STARLINK-5408 & STARLINK-31031 Collision Probability (Pc) TrendNot Available

    STARLINK-5408 & STARLINK-31031 Miss Distance (Miss Distance) Trend

    STARLINK-5408 & STARLINK-31031 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5408Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31031Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5408Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31031Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5408

    No nearby objects data