Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.831323E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T18:56:51+0800
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    1 Object 1

    AOE ID 55343
    NORAD ID 55343
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55455
    NORAD ID 55455
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5661 STARLINK-5680
    Time of Closest Approach 2026-10-28T08:35:57+0000
    Collision Probability (Pc) 1.831323E-6
    Conjunction Distance (km) 1.558 km
    Relative Speed (km/s) 2.348 km/s
    Conjunction Risk Parameters R (Radial): 1.507 | I (In-track): 0.391 | C (Cross-track): -0.062
    Collision Risk Index (CRI) 0.4
    X Position (km) 5032.273 5033.432
    Position Y (km) -698.691 -698.453
    Position Z (km) -4612.541 -4613.555
    Velocity X (km/s) 1.817 0.254
    Velocity Y (km/s) 7.349 7.564
    Velocity Z (km/s) 0.869 -0.868

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5661 STARLINK-5680
    Semimajor Axis (a) 6860.980 km 6861.198 km
    Eccentricity (e) 0.000321 0.000154
    Inclination (i) 43.0030° 43.0015°
    RAAN 77.4583° 104.2720°
    Perigee Argument 266.7125° 267.2942°
    Mean Anomaly (M) 93.3359° 92.7734°
    Apogee 485.046 km 484.116 km
    Perigee 480.640 km 482.006 km
    Orbit Epoch 2026-10-26T20:51:31+0000 2026-10-26T17:48:08+0000

    STARLINK-5661 & STARLINK-5680 Collision Probability (Pc) Trend

    STARLINK-5661 & STARLINK-5680 Collision Probability (Pc) TrendNot Available

    STARLINK-5661 & STARLINK-5680 Miss Distance (Miss Distance) Trend

    STARLINK-5661 & STARLINK-5680 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5661Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5680Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5661Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5680Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5661

    No nearby objects data