Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.69252E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T23:49:31+0800
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    1 Object 1

    AOE ID 55343
    NORAD ID 55343
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66573
    NORAD ID 66573
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5661 STARLINK-35650
    Time of Closest Approach 2026-09-13T16:49:08+0000
    Collision Probability (Pc) 9.69252E-7
    Conjunction Distance (km) 2.273 km
    Relative Speed (km/s) 3.918 km/s
    Conjunction Risk Parameters R (Radial): -0.007 | I (In-track): -2.195 | C (Cross-track): 0.585
    Collision Risk Index (CRI) 0.35
    X Position (km) -1483.461 -1485.637
    Position Y (km) -4979.529 -4978.874
    Position Z (km) -4484.814 -4484.81
    Velocity X (km/s) 6.689 7.42
    Velocity Y (km/s) -3.329 -0.88
    Velocity Z (km/s) 1.485 -1.483

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5661 STARLINK-35650
    Semimajor Axis (a) 6861.211 km 6861.084 km
    Eccentricity (e) 0.000119 0.000065
    Inclination (i) 43.0054° 42.9986°
    RAAN 334.8380° 22.7725°
    Perigee Argument 275.2100° 231.6113°
    Mean Anomaly (M) 84.8615° 128.4680°
    Apogee 483.894 km 483.396 km
    Perigee 482.254 km 482.498 km
    Orbit Epoch 2026-09-11T07:04:34+0000 2026-09-10T15:31:56+0000

    STARLINK-5661 & STARLINK-35650 Collision Probability (Pc) Trend

    STARLINK-5661 & STARLINK-35650 Collision Probability (Pc) TrendNot Available

    STARLINK-5661 & STARLINK-35650 Miss Distance (Miss Distance) Trend

    STARLINK-5661 & STARLINK-35650 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5661Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35650Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5661Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35650Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5661

    No nearby objects data