Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.813889E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T03:59:14+0800
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    1 Object 1

    AOE ID 53256
    NORAD ID 53256
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65499
    NORAD ID 65499
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4147 STARLINK-35166
    Time of Closest Approach 2026-10-27T03:39:54+0000
    Collision Probability (Pc) 8.813889E-7
    Conjunction Distance (km) 2.557 km
    Relative Speed (km/s) 4.778 km/s
    Conjunction Risk Parameters R (Radial): -0.555 | I (In-track): -2.369 | C (Cross-track): 0.782
    Collision Risk Index (CRI) 0.34
    X Position (km) -4040.317 -4039.099
    Position Y (km) 1541.915 1544.121
    Position Z (km) -5307.431 -5307.001
    Velocity X (km/s) -4.312 -0.855
    Velocity Y (km/s) -6.104 -7.425
    Velocity Z (km/s) 1.51 -1.511

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4147 STARLINK-35166
    Semimajor Axis (a) 6840.847 km 6841.016 km
    Eccentricity (e) 0.000084 0.000113
    Inclination (i) 53.1595° 53.1597°
    RAAN 230.5608° 279.0510°
    Perigee Argument 107.1581° 214.2525°
    Mean Anomaly (M) 252.9514° 145.8405°
    Apogee 463.286 km 463.650 km
    Perigee 462.134 km 462.108 km
    Orbit Epoch 2026-10-26T04:32:43+0000 2026-10-25T16:09:38+0000

    STARLINK-4147 & STARLINK-35166 Collision Probability (Pc) Trend

    STARLINK-4147 & STARLINK-35166 Collision Probability (Pc) TrendNot Available

    STARLINK-4147 & STARLINK-35166 Miss Distance (Miss Distance) Trend

    STARLINK-4147 & STARLINK-35166 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4147Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35166Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4147Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35166Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4147

    No nearby objects data