Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.291284E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T20:49:15+0800
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    1 Object 1

    AOE ID 53049
    NORAD ID 53049
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53819
    NORAD ID 53819
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4345 STARLINK-4738
    Time of Closest Approach 2026-10-21T16:17:59+0000
    Collision Probability (Pc) 1.291284E-6
    Conjunction Distance (km) 2.911 km
    Relative Speed (km/s) 13.016 km/s
    Conjunction Risk Parameters R (Radial): 2.884 | I (In-track): -0.204 | C (Cross-track): 0.342
    Collision Risk Index (CRI) 0.37
    X Position (km) -718.438 -718.489
    Position Y (km) 4188.136 4190.16
    Position Z (km) 5357.451 5359.543
    Velocity X (km/s) 2.527 -7.528
    Velocity Y (km/s) -5.514 0.298
    Velocity Z (km/s) 4.638 -1.239

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4345 STARLINK-4738
    Semimajor Axis (a) 6843.687 km 6848.879 km
    Eccentricity (e) 0.000143 0.000147
    Inclination (i) 97.2854° 53.1604°
    RAAN 106.3051° 1.9909°
    Perigee Argument 88.2265° 90.7135°
    Mean Anomaly (M) 271.9142° 269.4035°
    Apogee 466.531 km 471.751 km
    Perigee 464.569 km 469.733 km
    Orbit Epoch 2026-10-18T22:17:46+0000 2026-10-19T05:54:56+0000

    STARLINK-4345 & STARLINK-4738 Collision Probability (Pc) Trend

    STARLINK-4345 & STARLINK-4738 Collision Probability (Pc) TrendNot Available

    STARLINK-4345 & STARLINK-4738 Miss Distance (Miss Distance) Trend

    STARLINK-4345 & STARLINK-4738 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4345Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4738Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4345Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4738Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4345

    No nearby objects data