Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.251763E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:47:04+0800
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    1 Object 1

    AOE ID 47981
    NORAD ID 47981
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53533
    NORAD ID 53533
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2303 STARLINK-4493
    Time of Closest Approach 2026-10-20T00:39:55+0000
    Collision Probability (Pc) 2.251763E-5
    Conjunction Distance (km) 0.988 km
    Relative Speed (km/s) 10.679 km/s
    Conjunction Risk Parameters R (Radial): -0.934 | I (In-track): -0.233 | C (Cross-track): -0.216
    Collision Risk Index (CRI) 0.62
    X Position (km) 5386.786 5387.628
    Position Y (km) -2027.009 -2026.985
    Position Z (km) -3719.078 -3719.593
    Velocity X (km/s) 4.626 -0.793
    Velocity Y (km/s) 4.075 6.113
    Velocity Z (km/s) 4.487 -4.486

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2303 STARLINK-4493
    Semimajor Axis (a) 6848.270 km 6848.886 km
    Eccentricity (e) 0.000146 0.000140
    Inclination (i) 53.1588° 53.1575°
    RAAN 11.9676° 135.1492°
    Perigee Argument 65.0466° 89.6518°
    Mean Anomaly (M) 295.0686° 270.4644°
    Apogee 471.131 km 471.709 km
    Perigee 469.135 km 469.789 km
    Orbit Epoch 2026-10-19T06:03:42+0000 2026-10-19T00:12:26+0000

    STARLINK-2303 & STARLINK-4493 Collision Probability (Pc) Trend

    STARLINK-2303 & STARLINK-4493 Collision Probability (Pc) TrendNot Available

    STARLINK-2303 & STARLINK-4493 Miss Distance (Miss Distance) Trend

    STARLINK-2303 & STARLINK-4493 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2303Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4493Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2303Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4493Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2303

    No nearby objects data