Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    4.471317E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T17:45:44+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 63441
    NORAD ID 63441
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4517 STARLINK-33715
    Time of Closest Approach 2026-09-04T11:37:55+0000
    Collision Probability (Pc) 4.471317E-7
    Conjunction Distance (km) 2.794 km
    Relative Speed (km/s) 1.506 km/s
    Conjunction Risk Parameters R (Radial): -2.717 | I (In-track): 0.645 | C (Cross-track): 0.06
    Collision Risk Index (CRI) 0.28
    X Position (km) -2058.36 -2058.616
    Position Y (km) 3565.595 3567.335
    Position Z (km) 5449.947 5452.118
    Velocity X (km/s) -6.284 -6.884
    Velocity Y (km/s) -4.322 -3.28
    Velocity Z (km/s) 0.453 -0.452

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4517 STARLINK-33715
    Semimajor Axis (a) 6837.882 km 6840.843 km
    Eccentricity (e) 0.000078 0.000100
    Inclination (i) 53.1611° 53.1600°
    RAAN 38.9723° 26.6679°
    Perigee Argument 86.2360° 88.8061°
    Mean Anomaly (M) 273.8733° 271.3056°
    Apogee 460.280 km 463.391 km
    Perigee 459.210 km 462.021 km
    Orbit Epoch 2026-09-04T01:53:13+0000 2026-09-03T16:27:52+0000

    STARLINK-4517 & STARLINK-33715 Collision Probability (Pc) Trend

    STARLINK-4517 & STARLINK-33715 Collision Probability (Pc) TrendNot Available

    STARLINK-4517 & STARLINK-33715 Miss Distance (Miss Distance) Trend

    STARLINK-4517 & STARLINK-33715 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4517Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33715Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4517Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33715Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4517

    No nearby objects data