Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.515944E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T15:32:13+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 2026-09-13T17:43:24+0000
    Collision Probability (Pc) 9.515944E-7
    Conjunction Distance (km) 2.919 km
    Relative Speed (km/s) 7.631 km/s
    Conjunction Risk Parameters R (Radial): -0.768 | I (In-track): 2.437 | C (Cross-track): -1.41
    Collision Risk Index (CRI) 0.35
    X Position (km) -4594.81 -4596.01
    Position Y (km) 3526.873 3524.245
    Position Z (km) 3669.884 3669.471
    Velocity X (km/s) -2.398 -5.643
    Velocity Y (km/s) -6.484 -3.996
    Velocity Z (km/s) 3.221 -3.222

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30218 STARLINK-31684
    Semimajor Axis (a) 6861.246 km 6861.130 km
    Eccentricity (e) 0.000190 0.000098
    Inclination (i) 43.0014° 43.0017°
    RAAN 115.5954° 22.8462°
    Perigee Argument 258.8013° 215.9347°
    Mean Anomaly (M) 101.2625° 144.1439°
    Apogee 484.416 km 483.664 km
    Perigee 481.802 km 482.322 km
    Orbit Epoch 2026-09-10T22:01:06+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