Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.834513E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:37:37+0800
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    1 Object 1

    AOE ID 57139
    NORAD ID 57139
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 57530
    NORAD ID 57530
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5355 STARLINK-30270
    Time of Closest Approach 2026-09-05T20:43:45+0000
    Collision Probability (Pc) 1.834513E-5
    Conjunction Distance (km) 0.984 km
    Relative Speed (km/s) 7.865 km/s
    Conjunction Risk Parameters R (Radial): 0.539 | I (In-track): -0.706 | C (Cross-track): 0.424
    Collision Risk Index (CRI) 0.6
    X Position (km) 1482.121 1481.44
    Position Y (km) -5669.077 -5669.729
    Position Z (km) -3572.456 -3572.738
    Velocity X (km/s) 6.833 5.798
    Velocity Y (km/s) -0.328 3.629
    Velocity Z (km/s) 3.359 -3.358

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5355 STARLINK-30270
    Semimajor Axis (a) 6861.234 km 6861.162 km
    Eccentricity (e) 0.000191 0.000125
    Inclination (i) 43.0056° 43.0012°
    RAAN 337.6438° 75.1011°
    Perigee Argument 280.3031° 269.2092°
    Mean Anomaly (M) 79.7605° 90.8616°
    Apogee 484.406 km 483.883 km
    Perigee 481.788 km 482.167 km
    Orbit Epoch 2026-09-03T17:09:36+0000 2026-09-03T20:39:04+0000

    STARLINK-5355 & STARLINK-30270 Collision Probability (Pc) Trend

    STARLINK-5355 & STARLINK-30270 Collision Probability (Pc) TrendNot Available

    STARLINK-5355 & STARLINK-30270 Miss Distance (Miss Distance) Trend

    STARLINK-5355 & STARLINK-30270 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5355Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30270Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5355Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30270Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5355

    No nearby objects data