Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    8.976991E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T05:36:04+0800
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    1 Object 1

    AOE ID 53545
    NORAD ID 53545
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59220
    NORAD ID 59220
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4475 STARLINK-31523
    Time of Closest Approach 2026-09-03T12:22:49+0000
    Collision Probability (Pc) 8.976991E-5
    Conjunction Distance (km) 0.583 km
    Relative Speed (km/s) 7.21 km/s
    Conjunction Risk Parameters R (Radial): 0.541 | I (In-track): -0.189 | C (Cross-track): 0.104
    Collision Risk Index (CRI) 0.74
    X Position (km) 749.598 749.444
    Position Y (km) -4598.356 -4598.755
    Position Z (km) -5015.414 -5015.809
    Velocity X (km/s) 7.057 6.207
    Velocity Y (km/s) -1.524 3.687
    Velocity Z (km/s) 2.455 -2.455

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4475 STARLINK-31523
    Semimajor Axis (a) 6839.873 km 6840.900 km
    Eccentricity (e) 0.000117 0.000100
    Inclination (i) 53.1611° 53.1617°
    RAAN 337.5784° 53.8828°
    Perigee Argument 71.8303° 98.3503°
    Mean Anomaly (M) 288.2827° 261.7613°
    Apogee 462.539 km 463.447 km
    Perigee 460.933 km 462.079 km
    Orbit Epoch 2026-09-02T13:13:26+0000 2026-09-01T17:06:12+0000

    STARLINK-4475 & STARLINK-31523 Collision Probability (Pc) Trend

    STARLINK-4475 & STARLINK-31523 Collision Probability (Pc) TrendNot Available

    STARLINK-4475 & STARLINK-31523 Miss Distance (Miss Distance) Trend

    STARLINK-4475 & STARLINK-31523 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4475Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31523Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4475Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31523Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4475

    No nearby objects data