Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.825374E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T13:31:03+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 2026-09-16T04:30:07+0000
    Collision Probability (Pc) 3.825374E-6
    Conjunction Distance (km) 1.642 km
    Relative Speed (km/s) 9.831 km/s
    Conjunction Risk Parameters R (Radial): 0.141 | I (In-track): -1.249 | C (Cross-track): 1.056
    Collision Risk Index (CRI) 0.47
    X Position (km) 4779.853 4781.071
    Position Y (km) 4490.373 4489.273
    Position Z (km) 2007.913 2007.956
    Velocity X (km/s) -5.046 -2.94
    Velocity Y (km/s) 3.262 5.241
    Velocity Z (km/s) 4.698 -4.698

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5503 STARLINK-36507
    Semimajor Axis (a) 6861.220 km 6861.161 km
    Eccentricity (e) 0.000117 0.000137
    Inclination (i) 43.0036° 42.9981°
    RAAN 37.3577° 259.9026°
    Perigee Argument 264.7330° 266.3227°
    Mean Anomaly (M) 95.3389° 93.7468°
    Apogee 483.886 km 483.966 km
    Perigee 482.280 km 482.082 km
    Orbit Epoch 2026-09-13T19:53:50+0000 2026-09-13T02:04:32+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