Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.140511E-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 2026-09-14T14:44:12+0000
    Collision Probability (Pc) 1.140511E-6
    Conjunction Distance (km) 2.978 km
    Relative Speed (km/s) 10.991 km/s
    Conjunction Risk Parameters R (Radial): -0.006 | I (In-track): -2.066 | C (Cross-track): 2.145
    Collision Risk Index (CRI) 0.36
    X Position (km) -4598.096 -4599.972
    Position Y (km) 3717.205 3714.892
    Position Z (km) -3443.284 -3443.287
    Velocity X (km/s) -1.18 -5.475
    Velocity Y (km/s) -5.854 -2.383
    Velocity Z (km/s) -4.751 4.751

    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