Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    2.284049E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T01:36:57+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 2026-09-12T14:47:56+0000
    Collision Probability (Pc) 2.284049E-4
    Conjunction Distance (km) 0.428 km
    Relative Speed (km/s) 9.958 km/s
    Conjunction Risk Parameters R (Radial): 0.135 | I (In-track): 0.313 | C (Cross-track): -0.259
    Collision Risk Index (CRI) 0.82
    X Position (km) -6339.055 -6338.815
    Position Y (km) 1906.822 1907.174
    Position Z (km) 1795.734 1795.692
    Velocity X (km/s) -2.918 -0.411
    Velocity Y (km/s) -5.156 -5.911
    Velocity Z (km/s) -4.804 4.803

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30176 STARLINK-31953
    Semimajor Axis (a) 6861.107 km 6861.177 km
    Eccentricity (e) 0.000108 0.000076
    Inclination (i) 43.0035° 43.0003°
    RAAN 20.2916° 154.8509°
    Perigee Argument 261.4325° 284.7702°
    Mean Anomaly (M) 98.6404° 75.3065°
    Apogee 483.709 km 483.562 km
    Perigee 482.231 km 482.518 km
    Orbit Epoch 2026-09-09T01:22:37+0000 2026-09-11T02:36:27+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