Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.018253E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T10:13:48+0800
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    1 Object 1

    AOE ID 54760
    NORAD ID 54760
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58183
    NORAD ID 58183
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5220 STARLINK-30809
    Time of Closest Approach 2026-09-04T22:54:36+0000
    Collision Probability (Pc) 1.018253E-6
    Conjunction Distance (km) 2.996 km
    Relative Speed (km/s) 9.096 km/s
    Conjunction Risk Parameters R (Radial): 2.936 | I (In-track): -0.479 | C (Cross-track): 0.353
    Collision Risk Index (CRI) 0.35
    X Position (km) 5576.852 5579.148
    Position Y (km) -1323.703 -1324.854
    Position Z (km) 3758.517 3760.058
    Velocity X (km/s) -1.58 3.518
    Velocity Y (km/s) 5.997 6.021
    Velocity Z (km/s) 4.443 -3.09

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5220 STARLINK-30809
    Semimajor Axis (a) 6859.497 km 6861.435 km
    Eccentricity (e) 0.000106 0.000120
    Inclination (i) 53.1597° 43.0028°
    RAAN 328.1858° 226.6318°
    Perigee Argument 90.8508° 298.4247°
    Mean Anomaly (M) 219.2675° 61.6483°
    Apogee 482.087 km 484.120 km
    Perigee 480.633 km 482.476 km
    Orbit Epoch 2026-09-02T14:00:02+0000 2026-09-02T06:00:53+0000

    STARLINK-5220 & STARLINK-30809 Collision Probability (Pc) Trend

    STARLINK-5220 & STARLINK-30809 Collision Probability (Pc) TrendNot Available

    STARLINK-5220 & STARLINK-30809 Miss Distance (Miss Distance) Trend

    STARLINK-5220 & STARLINK-30809 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5220Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30809Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5220Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30809Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5220

    No nearby objects data