Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.100091E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T06:13:23+0800
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    1 Object 1

    AOE ID 55386
    NORAD ID 55386
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58423
    NORAD ID 58423
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5555 STARLINK-30900
    Time of Closest Approach 2026-09-05T06:58:30+0000
    Collision Probability (Pc) 1.100091E-4
    Conjunction Distance (km) 0.547 km
    Relative Speed (km/s) 7.61 km/s
    Conjunction Risk Parameters R (Radial): 0.479 | I (In-track): -0.228 | C (Cross-track): 0.134
    Collision Risk Index (CRI) 0.76
    X Position (km) -5474.265 -5473.969
    Position Y (km) 1875.051 1874.671
    Position Z (km) 3679.236 3678.978
    Velocity X (km/s) -4.077 -0.207
    Velocity Y (km/s) -5.591 -6.917
    Velocity Z (km/s) -3.208 3.208

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5555 STARLINK-30900
    Semimajor Axis (a) 6861.230 km 6861.277 km
    Eccentricity (e) 0.000153 0.000109
    Inclination (i) 43.0012° 43.0031°
    RAAN 43.0877° 134.3823°
    Perigee Argument 273.1627° 264.6688°
    Mean Anomaly (M) 86.9049° 95.4039°
    Apogee 484.143 km 483.890 km
    Perigee 482.043 km 482.390 km
    Orbit Epoch 2026-09-01T22:23:00+0000 2026-09-02T09:41:58+0000

    STARLINK-5555 & STARLINK-30900 Collision Probability (Pc) Trend

    STARLINK-5555 & STARLINK-30900 Collision Probability (Pc) TrendNot Available

    STARLINK-5555 & STARLINK-30900 Miss Distance (Miss Distance) Trend

    STARLINK-5555 & STARLINK-30900 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5555Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30900Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5555Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30900Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5555

    No nearby objects data