Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.559859E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:42:06+0800
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    1 Object 1

    AOE ID 51719
    NORAD ID 51719
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53022
    NORAD ID 53022
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3540 STARLINK-4216
    Time of Closest Approach 2026-09-04T20:39:49+0000
    Collision Probability (Pc) 1.559859E-6
    Conjunction Distance (km) 2.368 km
    Relative Speed (km/s) 10.234 km/s
    Conjunction Risk Parameters R (Radial): -2.261 | I (In-track): 0.528 | C (Cross-track): 0.462
    Collision Risk Index (CRI) 0.39
    X Position (km) 5047.785 5045.838
    Position Y (km) 2239.438 2239.341
    Position Z (km) 4032.88 4031.537
    Velocity X (km/s) 0.464 -5.065
    Velocity Y (km/s) 6.41 3.957
    Velocity Z (km/s) -4.127 4.128

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3540 STARLINK-4216
    Semimajor Axis (a) 6843.378 km 6840.878 km
    Eccentricity (e) 0.000117 0.000112
    Inclination (i) 53.1594° 53.1612°
    RAAN 249.1036° 5.3962°
    Perigee Argument 89.7326° 95.2157°
    Mean Anomaly (M) 270.3810° 264.8974°
    Apogee 466.043 km 463.508 km
    Perigee 464.439 km 461.974 km
    Orbit Epoch 2026-09-02T07:05:18+0000 2026-09-01T17:25:17+0000

    STARLINK-3540 & STARLINK-4216 Collision Probability (Pc) Trend

    STARLINK-3540 & STARLINK-4216 Collision Probability (Pc) TrendNot Available

    STARLINK-3540 & STARLINK-4216 Miss Distance (Miss Distance) Trend

    STARLINK-3540 & STARLINK-4216 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3540Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4216Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3540Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4216Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3540

    No nearby objects data