Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.096487E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T13:01:35+0800
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    1 Object 1

    AOE ID 53390
    NORAD ID 53390
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69172
    NORAD ID 69172
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4517 STARLINK-37472
    Time of Closest Approach 2026-09-07T04:38:41+0000
    Collision Probability (Pc) 1.096487E-6
    Conjunction Distance (km) 2.885 km
    Relative Speed (km/s) 9.574 km/s
    Conjunction Risk Parameters R (Radial): 2.734 | I (In-track): -0.712 | C (Cross-track): 0.585
    Collision Risk Index (CRI) 0.36
    X Position (km) 5114.133 5115.958
    Position Y (km) -1273.88 -1275.284
    Position Z (km) -4364.124 -4365.861
    Velocity X (km/s) 4.397 -1.524
    Velocity Y (km/s) 5.026 6.5
    Velocity Z (km/s) 3.689 -3.688

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4517 STARLINK-37472
    Semimajor Axis (a) 6837.884 km 6840.811 km
    Eccentricity (e) 0.000080 0.000118
    Inclination (i) 53.1607° 53.1567°
    RAAN 35.6202° 141.5280°
    Perigee Argument 87.3436° 83.2177°
    Mean Anomaly (M) 272.7659° 276.8959°
    Apogee 460.297 km 463.480 km
    Perigee 459.197 km 461.868 km
    Orbit Epoch 2026-09-04T19:04:18+0000 2026-09-04T05:17:29+0000

    STARLINK-4517 & STARLINK-37472 Collision Probability (Pc) Trend

    STARLINK-4517 & STARLINK-37472 Collision Probability (Pc) TrendNot Available

    STARLINK-4517 & STARLINK-37472 Miss Distance (Miss Distance) Trend

    STARLINK-4517 & STARLINK-37472 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4517Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37472Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4517Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37472Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4517

    No nearby objects data