Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.558466E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T07:39:26+0800
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    1 Object 1

    AOE ID 53404
    NORAD ID 53404
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    Name LIME
    AOE ID 62648
    NORAD ID 62648
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4509 LIME
    Time of Closest Approach 2026-10-16T00:39:06+0000
    Collision Probability (Pc) 1.558466E-6
    Conjunction Distance (km) 2.682 km
    Relative Speed (km/s) 14.759 km/s
    Conjunction Risk Parameters R (Radial): 1.787 | I (In-track): 0.505 | C (Cross-track): 1.936
    Collision Risk Index (CRI) 0.39
    X Position (km) -6680.498 -6679.068
    Position Y (km) -1386.532 -1384.342
    Position Z (km) 597.896 598.486
    Velocity X (km/s) 1.462 -0.856
    Velocity Y (km/s) -4.386 0.828
    Velocity Z (km/s) 6.073 -7.538

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4509 LIME
    Semimajor Axis (a) 6848.883 km 6844.844 km
    Eccentricity (e) 0.000149 0.000008
    Inclination (i) 53.1607° 97.3882°
    RAAN 190.6984° 10.2432°
    Perigee Argument 89.7793° 276.7710°
    Mean Anomaly (M) 270.3379° 83.3524°
    Apogee 471.768 km 466.761 km
    Perigee 469.724 km 466.653 km
    Orbit Epoch 2026-10-15T10:31:49+0000 2026-10-15T05:05:36+0000

    STARLINK-4509 & LIME Collision Probability (Pc) Trend

    STARLINK-4509 & LIME Collision Probability (Pc) TrendNot Available

    STARLINK-4509 & LIME Miss Distance (Miss Distance) Trend

    STARLINK-4509 & LIME Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4509Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    LIMEMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4509Collision Probability Trend

    Object 1 Probability TrendNot Available

    LIMECollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4509

    No nearby objects data