Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.249762E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T08:59:00+0800
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    1 Object 1

    AOE ID 57477
    NORAD ID 57477
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59898
    NORAD ID 59898
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30176 STARLINK-31953
    Time of Closest Approach 2026-09-12T03:48:53+0000
    Collision Probability (Pc) 3.249762E-5
    Conjunction Distance (km) 0.873 km
    Relative Speed (km/s) 9.958 km/s
    Conjunction Risk Parameters R (Radial): 0.003 | I (In-track): 0.667 | C (Cross-track): -0.563
    Collision Risk Index (CRI) 0.65
    X Position (km) -6418.673 -6418.459
    Position Y (km) 1618.791 1619.637
    Position Z (km) 1795.678 1795.669
    Velocity X (km/s) -2.682 -0.145
    Velocity Y (km/s) -5.283 -5.923
    Velocity Z (km/s) -4.804 4.804

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30176 STARLINK-31953
    Semimajor Axis (a) 6861.107 km 6861.226 km
    Eccentricity (e) 0.000108 0.000080
    Inclination (i) 43.0035° 43.0020°
    RAAN 20.2916° 158.5431°
    Perigee Argument 261.4325° 276.5182°
    Mean Anomaly (M) 98.6404° 83.5579°
    Apogee 483.709 km 483.638 km
    Perigee 482.231 km 482.540 km
    Orbit Epoch 2026-09-09T01:22:37+0000 2026-09-10T10:54:54+0000

    STARLINK-30176 & STARLINK-31953 Collision Probability (Pc) Trend

    STARLINK-30176 & STARLINK-31953 Collision Probability (Pc) TrendNot Available

    STARLINK-30176 & STARLINK-31953 Miss Distance (Miss Distance) Trend

    STARLINK-30176 & STARLINK-31953 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30176Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31953Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30176Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31953Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30176

    No nearby objects data