Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.623554E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T09:18:05+0800
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    1 Object 1

    AOE ID 53178
    NORAD ID 53178
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 54775
    NORAD ID 54775
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4280 STARLINK-5465
    Time of Closest Approach 2026-10-20T03:46:54+0000
    Collision Probability (Pc) 1.623554E-6
    Conjunction Distance (km) 2.382 km
    Relative Speed (km/s) 11.152 km/s
    Conjunction Risk Parameters R (Radial): -2.328 | I (In-track): -0.337 | C (Cross-track): -0.366
    Collision Risk Index (CRI) 0.39
    X Position (km) 1563.749 1563.698
    Position Y (km) 5807.455 5805.349
    Position Z (km) -3273.616 -3272.506
    Velocity X (km/s) -5.72 -4.336
    Velocity Y (km/s) -1.216 3.925
    Velocity Z (km/s) -4.899 4.899

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4280 STARLINK-5465
    Semimajor Axis (a) 6843.349 km 6840.863 km
    Eccentricity (e) 0.000131 0.000118
    Inclination (i) 53.1591° 53.1609°
    RAAN 234.9847° 100.8043°
    Perigee Argument 96.1064° 98.3040°
    Mean Anomaly (M) 264.0088° 261.8096°
    Apogee 466.110 km 463.534 km
    Perigee 464.314 km 461.918 km
    Orbit Epoch 2026-10-19T06:30:28+0000 2026-10-19T18:33:42+0000

    STARLINK-4280 & STARLINK-5465 Collision Probability (Pc) Trend

    STARLINK-4280 & STARLINK-5465 Collision Probability (Pc) TrendNot Available

    STARLINK-4280 & STARLINK-5465 Miss Distance (Miss Distance) Trend

    STARLINK-4280 & STARLINK-5465 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4280Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5465Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4280Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5465Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4280

    No nearby objects data