Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.573906E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T22:48:42+0800
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    1 Object 1

    AOE ID 53210
    NORAD ID 53210
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58076
    NORAD ID 58076
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4427 STARLINK-30500
    Time of Closest Approach 2026-09-06T23:44:58+0000
    Collision Probability (Pc) 1.573906E-6
    Conjunction Distance (km) 2.635 km
    Relative Speed (km/s) 14.309 km/s
    Conjunction Risk Parameters R (Radial): -2.458 | I (In-track): -0.329 | C (Cross-track): 0.888
    Collision Risk Index (CRI) 0.39
    X Position (km) -3761.745 -3763.752
    Position Y (km) 5625.734 5627.224
    Position Z (km) -1118.388 -1119.219
    Velocity X (km/s) 1.494 -5.158
    Velocity Y (km/s) -0.474 -2.451
    Velocity Z (km/s) -7.461 5.052

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4427 STARLINK-30500
    Semimajor Axis (a) 6854.374 km 6861.179 km
    Eccentricity (e) 0.000199 0.000084
    Inclination (i) 97.2830° 43.0026°
    RAAN 302.3774° 150.2348°
    Perigee Argument 92.4026° 267.5732°
    Mean Anomaly (M) 237.8819° 92.5023°
    Apogee 477.599 km 483.622 km
    Perigee 474.875 km 482.462 km
    Orbit Epoch 2026-09-04T08:00:02+0000 2026-09-04T02:45:44+0000

    STARLINK-4427 & STARLINK-30500 Collision Probability (Pc) Trend

    STARLINK-4427 & STARLINK-30500 Collision Probability (Pc) TrendNot Available

    STARLINK-4427 & STARLINK-30500 Miss Distance (Miss Distance) Trend

    STARLINK-4427 & STARLINK-30500 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4427Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30500Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4427Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30500Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4427

    No nearby objects data