Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.5812E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T05:27:15+0800
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    1 Object 1

    AOE ID 53654
    NORAD ID 53654
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66351
    NORAD ID 66351
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4420 STARLINK-35828
    Time of Closest Approach 2026-10-18T00:12:59+0000
    Collision Probability (Pc) 1.5812E-6
    Conjunction Distance (km) 2.509 km
    Relative Speed (km/s) 12.541 km/s
    Conjunction Risk Parameters R (Radial): 2.505 | I (In-track): -0.083 | C (Cross-track): 0.114
    Collision Risk Index (CRI) 0.39
    X Position (km) -4152.028 -4153.457
    Position Y (km) 217.973 218.142
    Position Z (km) -5446.136 -5448.191
    Velocity X (km/s) -5.829 0.518
    Velocity Y (km/s) 1.901 -7.57
    Velocity Z (km/s) 4.524 -0.699

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4420 STARLINK-35828
    Semimajor Axis (a) 6843.711 km 6848.827 km
    Eccentricity (e) 0.000214 0.000125
    Inclination (i) 97.2850° 53.1609°
    RAAN 166.4574° 280.8288°
    Perigee Argument 86.9673° 84.6179°
    Mean Anomaly (M) 273.1815° 275.4966°
    Apogee 467.041 km 471.550 km
    Perigee 464.107 km 469.830 km
    Orbit Epoch 2026-10-17T02:31:21+0000 2026-10-17T08:58:39+0000

    STARLINK-4420 & STARLINK-35828 Collision Probability (Pc) Trend

    STARLINK-4420 & STARLINK-35828 Collision Probability (Pc) TrendNot Available

    STARLINK-4420 & STARLINK-35828 Miss Distance (Miss Distance) Trend

    STARLINK-4420 & STARLINK-35828 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4420Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35828Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4420Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35828Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4420

    No nearby objects data