Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.734902E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T07:21:22+0800
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    1 Object 1

    AOE ID 57257
    NORAD ID 57257
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67409
    NORAD ID 67409
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5503 STARLINK-36507
    Time of Closest Approach 2026-10-21T21:19:36+0000
    Collision Probability (Pc) 2.734902E-6
    Conjunction Distance (km) 1.844 km
    Relative Speed (km/s) 9.831 km/s
    Conjunction Risk Parameters R (Radial): -0.05 | I (In-track): 1.409 | C (Cross-track): -1.188
    Collision Risk Index (CRI) 0.44
    X Position (km) -6098.933 -6098.21
    Position Y (km) -2412.695 -2414.391
    Position Z (km) 2007.054 2007.038
    Velocity X (km/s) 3.487 0.805
    Velocity Y (km/s) -4.892 -5.953
    Velocity Z (km/s) 4.699 -4.699

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5503 STARLINK-36507
    Semimajor Axis (a) 6861.243 km 6861.190 km
    Eccentricity (e) 0.000201 0.000283
    Inclination (i) 43.0032° 43.0062°
    RAAN 192.4150° 51.2683°
    Perigee Argument 263.4247° 263.9550°
    Mean Anomaly (M) 96.6376° 96.0980°
    Apogee 484.484 km 484.992 km
    Perigee 481.728 km 481.114 km
    Orbit Epoch 2026-10-20T02:50:43+0000 2026-10-20T00:42:58+0000

    STARLINK-5503 & STARLINK-36507 Collision Probability (Pc) Trend

    STARLINK-5503 & STARLINK-36507 Collision Probability (Pc) TrendNot Available

    STARLINK-5503 & STARLINK-36507 Miss Distance (Miss Distance) Trend

    STARLINK-5503 & STARLINK-36507 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5503Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36507Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5503Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36507Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5503

    No nearby objects data