Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.649856E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:27:08+0800
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    1 Object 1

    AOE ID 57604
    NORAD ID 57604
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59492
    NORAD ID 59492
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30218 STARLINK-31684
    Time of Closest Approach 2026-09-11T20:12:52+0000
    Collision Probability (Pc) 1.649856E-6
    Conjunction Distance (km) 2.12 km
    Relative Speed (km/s) 7.632 km/s
    Conjunction Risk Parameters R (Radial): -0.287 | I (In-track): 1.818 | C (Cross-track): -1.05
    Collision Risk Index (CRI) 0.39
    X Position (km) -5169.808 -5170.538
    Position Y (km) 2610.716 2608.733
    Position Z (km) 3669.752 3669.598
    Velocity X (km/s) -1.15 -4.802
    Velocity Y (km/s) -6.818 -4.975
    Velocity Z (km/s) 3.221 -3.221

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30218 STARLINK-31684
    Semimajor Axis (a) 6861.296 km 6861.130 km
    Eccentricity (e) 0.000071 0.000098
    Inclination (i) 43.0015° 43.0017°
    RAAN 115.2239° 22.8462°
    Perigee Argument 291.3749° 215.9347°
    Mean Anomaly (M) 68.7027° 144.1439°
    Apogee 483.645 km 483.664 km
    Perigee 482.673 km 482.322 km
    Orbit Epoch 2026-09-10T23:35:17+0000 2026-09-10T15:24:33+0000

    STARLINK-30218 & STARLINK-31684 Collision Probability (Pc) Trend

    STARLINK-30218 & STARLINK-31684 Collision Probability (Pc) TrendNot Available

    STARLINK-30218 & STARLINK-31684 Miss Distance (Miss Distance) Trend

    STARLINK-30218 & STARLINK-31684 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30218Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31684Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30218Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31684Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30218

    No nearby objects data