Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.789147E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T05:44:09+0800
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    1 Object 1

    AOE ID 53502
    NORAD ID 53502
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 54209
    NORAD ID 54209
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4435 STARLINK-5259
    Time of Closest Approach 2026-09-05T07:49:52+0000
    Collision Probability (Pc) 1.789147E-6
    Conjunction Distance (km) 2.396 km
    Relative Speed (km/s) 13.376 km/s
    Conjunction Risk Parameters R (Radial): -2.387 | I (In-track): 0.084 | C (Cross-track): -0.174
    Collision Risk Index (CRI) 0.4
    X Position (km) -4350.689 -4352.327
    Position Y (km) -569.949 -570.023
    Position Z (km) -5248.141 -5249.888
    Velocity X (km/s) 5.475 -1.129
    Velocity Y (km/s) 2.288 -7.34
    Velocity Z (km/s) -4.791 1.734

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4435 STARLINK-5259
    Semimajor Axis (a) 6833.362 km 6837.866 km
    Eccentricity (e) 0.000131 0.000099
    Inclination (i) 97.5269° 53.1594°
    RAAN 13.4543° 264.5385°
    Perigee Argument 103.7895° 67.9025°
    Mean Anomaly (M) 256.3495° 292.2083°
    Apogee 456.123 km 460.406 km
    Perigee 454.327 km 459.052 km
    Orbit Epoch 2026-09-02T06:57:15+0000 2026-09-02T11:24:45+0000

    STARLINK-4435 & STARLINK-5259 Collision Probability (Pc) Trend

    STARLINK-4435 & STARLINK-5259 Collision Probability (Pc) TrendNot Available

    STARLINK-4435 & STARLINK-5259 Miss Distance (Miss Distance) Trend

    STARLINK-4435 & STARLINK-5259 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4435Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5259Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4435Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5259Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4435

    No nearby objects data