Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.683079E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T16:13:58+0800
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    1 Object 1

    AOE ID 53495
    NORAD ID 53495
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53847
    NORAD ID 53847
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4429 STARLINK-4777
    Time of Closest Approach 2026-09-14T08:33:22+0000
    Collision Probability (Pc) 2.683079E-6
    Conjunction Distance (km) 2.037 km
    Relative Speed (km/s) 14.395 km/s
    Conjunction Risk Parameters R (Radial): 1.973 | I (In-track): 0.165 | C (Cross-track): 0.482
    Collision Risk Index (CRI) 0.44
    X Position (km) -5520.978 -5522.552
    Position Y (km) -1621.749 -1622.681
    Position Z (km) 3827.546 3828.442
    Velocity X (km/s) -4.324 4.349
    Velocity Y (km/s) -0.065 -4.423
    Velocity Z (km/s) -6.245 4.385

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4429 STARLINK-4777
    Semimajor Axis (a) 6912.585 km 6917.902 km
    Eccentricity (e) 0.000138 0.000161
    Inclination (i) 97.2862° 53.1594°
    RAAN 9.1656° 179.3066°
    Perigee Argument 84.8436° 83.7370°
    Mean Anomaly (M) 122.6839° 276.3805°
    Apogee 535.405 km 540.877 km
    Perigee 533.491 km 538.653 km
    Orbit Epoch 2026-09-11T22:00:02+0000 2026-09-11T12:00:12+0000

    STARLINK-4429 & STARLINK-4777 Collision Probability (Pc) Trend

    STARLINK-4429 & STARLINK-4777 Collision Probability (Pc) TrendNot Available

    STARLINK-4429 & STARLINK-4777 Miss Distance (Miss Distance) Trend

    STARLINK-4429 & STARLINK-4777 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4429Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4777Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4429Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4777Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4429

    No nearby objects data