Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.027889E-6
    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 2026-09-06T16:20:41+0000
    Collision Probability (Pc) 1.027889E-6
    Conjunction Distance (km) 2.785 km
    Relative Speed (km/s) 7.872 km/s
    Conjunction Risk Parameters R (Radial): -1.078 | I (In-track): 2.201 | C (Cross-track): 1.322
    Collision Risk Index (CRI) 0.35
    X Position (km) -1018.356 -1020.724
    Position Y (km) 5765.342 5763.99
    Position Z (km) 3570.619 3570.055
    Velocity X (km/s) -6.791 -6.076
    Velocity Y (km/s) 0.886 -3.161
    Velocity Z (km/s) -3.357 3.357

    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