Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.520093E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T10:40:49+0800
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    1 Object 1

    AOE ID 53430
    NORAD ID 53430
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66886
    NORAD ID 66886
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4538 STARLINK-35900
    Time of Closest Approach 2026-09-04T13:40:58+0000
    Collision Probability (Pc) 1.520093E-6
    Conjunction Distance (km) 2.326 km
    Relative Speed (km/s) 9.238 km/s
    Conjunction Risk Parameters R (Radial): -2.317 | I (In-track): 0.152 | C (Cross-track): 0.113
    Collision Risk Index (CRI) 0.39
    X Position (km) 3367.523 3368.808
    Position Y (km) 3887.656 3888.85
    Position Z (km) 4496.926 4498.452
    Velocity X (km/s) -6.594 -2.606
    Velocity Y (km/s) 1.683 6.286
    Velocity Z (km/s) 3.473 -3.472

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4538 STARLINK-35900
    Semimajor Axis (a) 6837.875 km 6840.843 km
    Eccentricity (e) 0.000099 0.000138
    Inclination (i) 53.1616° 53.1580°
    RAAN 21.3014° 280.8252°
    Perigee Argument 97.2273° 98.7578°
    Mean Anomaly (M) 262.8843° 261.3581°
    Apogee 460.415 km 463.651 km
    Perigee 459.061 km 461.761 km
    Orbit Epoch 2026-09-01T18:16:01+0000 2026-09-02T06:25:47+0000

    STARLINK-4538 & STARLINK-35900 Collision Probability (Pc) Trend

    STARLINK-4538 & STARLINK-35900 Collision Probability (Pc) TrendNot Available

    STARLINK-4538 & STARLINK-35900 Miss Distance (Miss Distance) Trend

    STARLINK-4538 & STARLINK-35900 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4538Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35900Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4538Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35900Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4538

    No nearby objects data