Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.37088E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-09T07:08:43+0800
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    1 Object 1

    AOE ID 53025
    NORAD ID 53025
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58936
    NORAD ID 58936
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4218 STARLINK-31383
    Time of Closest Approach 2026-09-09T00:49:51+0000
    Collision Probability (Pc) 1.37088E-6
    Conjunction Distance (km) 2.696 km
    Relative Speed (km/s) 12.004 km/s
    Conjunction Risk Parameters R (Radial): -2.62 | I (In-track): -0.383 | C (Cross-track): -0.498
    Collision Risk Index (CRI) 0.38
    X Position (km) -6451.267 -6448.646
    Position Y (km) 1581.106 1581.112
    Position Z (km) -1659.173 -1658.544
    Velocity X (km/s) 0.285 -2.53
    Velocity Y (km/s) -4.924 -4.235
    Velocity Z (km/s) -5.824 5.825

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4218 STARLINK-31383
    Semimajor Axis (a) 6843.368 km 6840.856 km
    Eccentricity (e) 0.000120 0.000156
    Inclination (i) 53.1623° 53.1574°
    RAAN 337.7336° 180.9633°
    Perigee Argument 77.2324° 85.4288°
    Mean Anomaly (M) 282.8813° 274.6893°
    Apogee 466.052 km 463.789 km
    Perigee 464.410 km 461.649 km
    Orbit Epoch 2026-09-08T13:01:28+0000 2026-09-08T04:35:07+0000

    STARLINK-4218 & STARLINK-31383 Collision Probability (Pc) Trend

    STARLINK-4218 & STARLINK-31383 Collision Probability (Pc) TrendNot Available

    STARLINK-4218 & STARLINK-31383 Miss Distance (Miss Distance) Trend

    STARLINK-4218 & STARLINK-31383 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4218Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31383Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4218Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31383Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4218

    No nearby objects data