Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    8.506608E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T14:57:10+0800
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    1 Object 1

    AOE ID 57146
    NORAD ID 57146
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59635
    NORAD ID 59635
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5791 STARLINK-31798
    Time of Closest Approach 2026-10-21T15:07:16+0000
    Collision Probability (Pc) 8.506608E-6
    Conjunction Distance (km) 1.267 km
    Relative Speed (km/s) 9.143 km/s
    Conjunction Risk Parameters R (Radial): 0.581 | I (In-track): 0.905 | C (Cross-track): -0.668
    Collision Risk Index (CRI) 0.54
    X Position (km) 620.789 619.616
    Position Y (km) -6240.537 -6240.117
    Position Z (km) -2786.554 -2786.325
    Velocity X (km/s) 5.886 6.253
    Velocity Y (km/s) 2.449 -1.243
    Velocity Z (km/s) -4.178 4.178

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5791 STARLINK-31798
    Semimajor Axis (a) 6861.217 km 6860.687 km
    Eccentricity (e) 0.000175 0.000238
    Inclination (i) 43.0011° 42.9973°
    RAAN 72.5981° 311.1349°
    Perigee Argument 247.8537° 256.0595°
    Mean Anomaly (M) 112.2129° 103.9992°
    Apogee 484.278 km 484.183 km
    Perigee 481.882 km 480.917 km
    Orbit Epoch 2026-10-20T16:12:28+0000 2026-10-20T09:28:06+0000

    STARLINK-5791 & STARLINK-31798 Collision Probability (Pc) Trend

    STARLINK-5791 & STARLINK-31798 Collision Probability (Pc) TrendNot Available

    STARLINK-5791 & STARLINK-31798 Miss Distance (Miss Distance) Trend

    STARLINK-5791 & STARLINK-31798 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5791Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31798Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5791Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31798Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5791

    No nearby objects data