Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.169106E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T20:45:55+0800
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    1 Object 1

    AOE ID 53539
    NORAD ID 53539
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65862
    NORAD ID 65862
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4123 STARLINK-35386
    Time of Closest Approach 2026-10-21T16:46:01+0000
    Collision Probability (Pc) 2.169106E-6
    Conjunction Distance (km) 2.127 km
    Relative Speed (km/s) 12.101 km/s
    Conjunction Risk Parameters R (Radial): -1.643 | I (In-track): 0.815 | C (Cross-track): -1.075
    Collision Risk Index (CRI) 0.42
    X Position (km) -4480.045 -4479.975
    Position Y (km) 5004.05 5001.949
    Position Z (km) 1294.821 1294.499
    Velocity X (km/s) -2.704 -4.243
    Velocity Y (km/s) -3.969 -2.251
    Velocity Z (km/s) 5.938 -5.94

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4123 STARLINK-35386
    Semimajor Axis (a) 6840.877 km 6840.802 km
    Eccentricity (e) 0.000135 0.000255
    Inclination (i) 53.1587° 53.1597°
    RAAN 136.6358° 332.1794°
    Perigee Argument 91.5170° 110.3347°
    Mean Anomaly (M) 268.5988° 249.7930°
    Apogee 463.666 km 464.413 km
    Perigee 461.814 km 460.917 km
    Orbit Epoch 2026-10-18T21:29:15+0000 2026-10-19T03:04:58+0000

    STARLINK-4123 & STARLINK-35386 Collision Probability (Pc) Trend

    STARLINK-4123 & STARLINK-35386 Collision Probability (Pc) TrendNot Available

    STARLINK-4123 & STARLINK-35386 Miss Distance (Miss Distance) Trend

    STARLINK-4123 & STARLINK-35386 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4123Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35386Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4123Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35386Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4123

    No nearby objects data