Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    9.78497E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T02:46:27+0800
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    1 Object 1

    AOE ID 55333
    NORAD ID 55333
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55385
    NORAD ID 55385
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5493 STARLINK-5556
    Time of Closest Approach 2026-11-01T14:49:13+0000
    Collision Probability (Pc) 9.78497E-5
    Conjunction Distance (km) 0.395 km
    Relative Speed (km/s) 1.332 km/s
    Conjunction Risk Parameters R (Radial): -0.298 | I (In-track): 0.258 | C (Cross-track): 0.023
    Collision Risk Index (CRI) 0.75
    X Position (km) -4016.557 -4016.538
    Position Y (km) 3035.129 3034.791
    Position Z (km) 4653.282 4653.079
    Velocity X (km/s) -4.943 -4.221
    Velocity Y (km/s) -5.788 -6.334
    Velocity Z (km/s) -0.49 0.487

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5493 STARLINK-5556
    Semimajor Axis (a) 6861.170 km 6861.203 km
    Eccentricity (e) 0.000159 0.000179
    Inclination (i) 43.0046° 43.0014°
    RAAN 60.8089° 75.5102°
    Perigee Argument 270.7226° 266.1854°
    Mean Anomaly (M) 74.6052° 67.8009°
    Apogee 484.122 km 484.296 km
    Perigee 481.944 km 481.836 km
    Orbit Epoch 2026-10-29T22:00:02+0000 2026-10-29T22:00:02+0000

    STARLINK-5493 & STARLINK-5556 Collision Probability (Pc) Trend

    STARLINK-5493 & STARLINK-5556 Collision Probability (Pc) TrendNot Available

    STARLINK-5493 & STARLINK-5556 Miss Distance (Miss Distance) Trend

    STARLINK-5493 & STARLINK-5556 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5493Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5556Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5493Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5556Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5493

    No nearby objects data