Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.951858E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T12:58:44+0800
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    1 Object 1

    AOE ID 52127
    NORAD ID 52127
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53832
    NORAD ID 53832
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3715 STARLINK-4747
    Time of Closest Approach 2026-09-14T17:51:40+0000
    Collision Probability (Pc) 3.951858E-6
    Conjunction Distance (km) 1.665 km
    Relative Speed (km/s) 10.991 km/s
    Conjunction Risk Parameters R (Radial): -0.017 | I (In-track): -1.156 | C (Cross-track): 1.197
    Collision Risk Index (CRI) 0.47
    X Position (km) -4558.432 -4559.504
    Position Y (km) 3765.193 3763.92
    Position Z (km) -3443.871 -3443.877
    Velocity X (km/s) -1.241 -5.501
    Velocity Y (km/s) -5.842 -2.324
    Velocity Z (km/s) -4.75 4.75

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3715 STARLINK-4747
    Semimajor Axis (a) 6837.854 km 6837.900 km
    Eccentricity (e) 0.000119 0.000118
    Inclination (i) 53.1609° 53.1593°
    RAAN 309.9786° 180.0391°
    Perigee Argument 73.3821° 79.9968°
    Mean Anomaly (M) 286.7313° 280.1168°
    Apogee 460.534 km 460.568 km
    Perigee 458.900 km 458.958 km
    Orbit Epoch 2026-09-11T10:48:04+0000 2026-09-11T19:43:47+0000

    STARLINK-3715 & STARLINK-4747 Collision Probability (Pc) Trend

    STARLINK-3715 & STARLINK-4747 Collision Probability (Pc) TrendNot Available

    STARLINK-3715 & STARLINK-4747 Miss Distance (Miss Distance) Trend

    STARLINK-3715 & STARLINK-4747 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3715Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4747Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3715Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4747Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3715

    No nearby objects data