Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    8.131772E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T05:59:12+0800
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    1 Object 1

    AOE ID 51120
    NORAD ID 51120
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59225
    NORAD ID 59225
    Object Type ROCKET BODY
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3398 ELECTRON KICK STAGE R/B
    Time of Closest Approach 2026-09-10T00:09:09+0000
    Collision Probability (Pc) 8.131772E-6
    Conjunction Distance (km) 1.281 km
    Relative Speed (km/s) 9.059 km/s
    Conjunction Risk Parameters R (Radial): -0.474 | I (In-track): 0.955 | C (Cross-track): -0.71
    Collision Risk Index (CRI) 0.53
    X Position (km) -3114.4 -3115.52
    Position Y (km) -3472.236 -3472.72
    Position Z (km) 4994.527 4994.14
    Velocity X (km/s) 6.779 2.554
    Velocity Y (km/s) -2.495 5.077
    Velocity Z (km/s) 2.485 5.106

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3398 ELECTRON KICK STAGE R/B
    Semimajor Axis (a) 6840.902 km 6844.130 km
    Eccentricity (e) 0.000130 0.000956
    Inclination (i) 53.1613° 97.6455°
    RAAN 179.6449° 235.7548°
    Perigee Argument 93.1099° 79.3222°
    Mean Anomaly (M) 267.0053° 280.9096°
    Apogee 463.656 km 472.539 km
    Perigee 461.874 km 459.447 km
    Orbit Epoch 2026-09-08T22:51:15+0000 2026-09-09T09:51:00+0000

    STARLINK-3398 & ELECTRON KICK STAGE R/B Collision Probability (Pc) Trend

    STARLINK-3398 & ELECTRON KICK STAGE R/B Collision Probability (Pc) TrendNot Available

    STARLINK-3398 & ELECTRON KICK STAGE R/B Miss Distance (Miss Distance) Trend

    STARLINK-3398 & ELECTRON KICK STAGE R/B Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3398Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ELECTRON KICK STAGE R/BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3398Collision Probability Trend

    Object 1 Probability TrendNot Available

    ELECTRON KICK STAGE R/BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3398

    No nearby objects data