Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.245906E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T08:17:56+0800
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    1 Object 1

    AOE ID 53423
    NORAD ID 53423
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69128
    NORAD ID 69128
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4539 STARLINK-37723
    Time of Closest Approach 2026-10-13T07:17:06+0000
    Collision Probability (Pc) 1.245906E-6
    Conjunction Distance (km) 2.698 km
    Relative Speed (km/s) 10.198 km/s
    Conjunction Risk Parameters R (Radial): -2.49 | I (In-track): 0.774 | C (Cross-track): -0.691
    Collision Risk Index (CRI) 0.37
    X Position (km) 2773.082 2772.921
    Position Y (km) -3299.043 -3298.036
    Position Z (km) 5312.533 5310.036
    Velocity X (km/s) 6.732 2.565
    Velocity Y (km/s) 3.288 -5.439
    Velocity Z (km/s) -1.469 -4.705

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4539 STARLINK-37723
    Semimajor Axis (a) 6848.845 km 6843.814 km
    Eccentricity (e) 0.000173 0.000210
    Inclination (i) 53.1607° 97.2845°
    RAAN 202.8414° 119.9988°
    Perigee Argument 93.1543° 72.6017°
    Mean Anomaly (M) 266.9656° 287.5455°
    Apogee 471.893 km 467.115 km
    Perigee 469.523 km 464.239 km
    Orbit Epoch 2026-10-12T04:12:43+0000 2026-10-12T07:14:07+0000

    STARLINK-4539 & STARLINK-37723 Collision Probability (Pc) Trend

    STARLINK-4539 & STARLINK-37723 Collision Probability (Pc) TrendNot Available

    STARLINK-4539 & STARLINK-37723 Miss Distance (Miss Distance) Trend

    STARLINK-4539 & STARLINK-37723 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4539Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37723Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4539Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37723Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4539

    No nearby objects data