Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.582884E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:59:17+0800
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    1 Object 1

    AOE ID 52611
    NORAD ID 52611
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 55048
    NORAD ID 55048
    Object Type PAYLOAD
    Country
    AR AR

    Conjunction Constraints

    Parameter STARLINK-3980 NUSAT-35 (WILLIAMINA)
    Time of Closest Approach 2026-09-05T10:19:58+0000
    Collision Probability (Pc) 4.582884E-6
    Conjunction Distance (km) 1.635 km
    Relative Speed (km/s) 12.664 km/s
    Conjunction Risk Parameters R (Radial): 0.956 | I (In-track): -0.752 | C (Cross-track): -1.091
    Collision Risk Index (CRI) 0.48
    X Position (km) 1410.784 1410.356
    Position Y (km) -3915.867 -3917.435
    Position Z (km) 5415.22 5415.403
    Velocity X (km/s) 7.438 -3.484
    Velocity Y (km/s) 1.544 5.054
    Velocity Z (km/s) -0.819 4.543

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3980 NUSAT-35 (WILLIAMINA)
    Semimajor Axis (a) 6837.899 km 6833.312 km
    Eccentricity (e) 0.000129 0.001112
    Inclination (i) 53.1578° 97.1777°
    RAAN 195.7172° 297.7625°
    Perigee Argument 77.7113° 168.2484°
    Mean Anomaly (M) 282.4035° 191.9023°
    Apogee 460.645 km 462.777 km
    Perigee 458.879 km 447.573 km
    Orbit Epoch 2026-09-03T14:10:00+0000 2026-09-03T22:09:50+0000

    STARLINK-3980 & NUSAT-35 (WILLIAMINA) Collision Probability (Pc) Trend

    STARLINK-3980 & NUSAT-35 (WILLIAMINA) Collision Probability (Pc) TrendNot Available

    STARLINK-3980 & NUSAT-35 (WILLIAMINA) Miss Distance (Miss Distance) Trend

    STARLINK-3980 & NUSAT-35 (WILLIAMINA) Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3980Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NUSAT-35 (WILLIAMINA)Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3980Collision Probability Trend

    Object 1 Probability TrendNot Available

    NUSAT-35 (WILLIAMINA)Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3980

    No nearby objects data