Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.120129E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T21:21:30+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 2026-09-14T19:32:51+0000
    Collision Probability (Pc) 1.120129E-6
    Conjunction Distance (km) 2.87 km
    Relative Speed (km/s) 9.83 km/s
    Conjunction Risk Parameters R (Radial): 0.088 | I (In-track): -2.187 | C (Cross-track): 1.856
    Collision Risk Index (CRI) 0.36
    X Position (km) 4129.781 4132.061
    Position Y (km) 5094.56 5092.816
    Position Z (km) 2008.487 2008.522
    Velocity X (km/s) -5.44 -3.619
    Velocity Y (km/s) 2.551 4.797
    Velocity Z (km/s) 4.698 -4.697

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5503 STARLINK-36507
    Semimajor Axis (a) 6861.218 km 6861.156 km
    Eccentricity (e) 0.000259 0.000146
    Inclination (i) 43.0028° 42.9973°
    RAAN 46.9579° 265.4413°
    Perigee Argument 268.8552° 271.6966°
    Mean Anomaly (M) 91.2003° 88.3719°
    Apogee 484.856 km 484.018 km
    Perigee 481.306 km 482.020 km
    Orbit Epoch 2026-09-12T03:05:46+0000 2026-09-12T02:32:11+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