Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.979158E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T20:54:20+0800
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    1 Object 1

    AOE ID 53558
    NORAD ID 53558
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 62861
    NORAD ID 62861
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4494 STARLINK-32859
    Time of Closest Approach 2026-10-22T15:11:55+0000
    Collision Probability (Pc) 3.979158E-6
    Conjunction Distance (km) 1.405 km
    Relative Speed (km/s) 4.963 km/s
    Conjunction Risk Parameters R (Radial): -0.879 | I (In-track): 1.037 | C (Cross-track): -0.354
    Collision Risk Index (CRI) 0.47
    X Position (km) 3439.896 3438.787
    Position Y (km) 2651.142 2651.671
    Position Z (km) -5292.617 -5291.936
    Velocity X (km/s) -2.882 -5.921
    Velocity Y (km/s) 6.881 4.539
    Velocity Z (km/s) 1.574 -1.574

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4494 STARLINK-32859
    Semimajor Axis (a) 6840.881 km 6840.752 km
    Eccentricity (e) 0.000117 0.000085
    Inclination (i) 53.1592° 53.1586°
    RAAN 116.9777° 163.7109°
    Perigee Argument 77.8680° 110.2445°
    Mean Anomaly (M) 282.2454° 249.8649°
    Apogee 463.548 km 463.198 km
    Perigee 461.940 km 462.032 km
    Orbit Epoch 2026-10-19T18:44:29+0000 2026-10-20T01:07:45+0000

    STARLINK-4494 & STARLINK-32859 Collision Probability (Pc) Trend

    STARLINK-4494 & STARLINK-32859 Collision Probability (Pc) TrendNot Available

    STARLINK-4494 & STARLINK-32859 Miss Distance (Miss Distance) Trend

    STARLINK-4494 & STARLINK-32859 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4494Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32859Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4494Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32859Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4494

    No nearby objects data