Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.002787E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T22:11:42+0800
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    1 Object 1

    AOE ID 51977
    NORAD ID 51977
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65674
    NORAD ID 65674
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3660 STARLINK-35254
    Time of Closest Approach 2026-09-06T13:29:20+0000
    Collision Probability (Pc) 9.002787E-7
    Conjunction Distance (km) 2.741 km
    Relative Speed (km/s) 5.973 km/s
    Conjunction Risk Parameters R (Radial): -2.619 | I (In-track): -0.741 | C (Cross-track): -0.315
    Collision Risk Index (CRI) 0.34
    X Position (km) 2026.498 2025.583
    Position Y (km) -6273.78 -6271.646
    Position Z (km) 1846.396 1844.941
    Velocity X (km/s) 4.024 -1.586
    Velocity Y (km/s) 3.002 1.643
    Velocity Z (km/s) 5.751 7.285

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3660 STARLINK-35254
    Semimajor Axis (a) 6848.838 km 6843.671 km
    Eccentricity (e) 0.000141 0.000154
    Inclination (i) 53.1582° 97.2840°
    RAAN 287.0406° 287.5044°
    Perigee Argument 55.4986° 91.9443°
    Mean Anomaly (M) 304.6149° 268.1977°
    Apogee 471.670 km 466.592 km
    Perigee 469.732 km 464.476 km
    Orbit Epoch 2026-09-04T03:27:46+0000 2026-09-04T01:54:32+0000

    STARLINK-3660 & STARLINK-35254 Collision Probability (Pc) Trend

    STARLINK-3660 & STARLINK-35254 Collision Probability (Pc) TrendNot Available

    STARLINK-3660 & STARLINK-35254 Miss Distance (Miss Distance) Trend

    STARLINK-3660 & STARLINK-35254 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3660Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35254Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3660Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35254Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3660

    No nearby objects data