Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.706597E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T01:22:53+0800
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    1 Object 1

    AOE ID 53578
    NORAD ID 53578
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 54079
    NORAD ID 54079
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4556 STARLINK-5175
    Time of Closest Approach 2026-10-30T02:44:21+0000
    Collision Probability (Pc) 8.706597E-7
    Conjunction Distance (km) 2.942 km
    Relative Speed (km/s) 6.609 km/s
    Conjunction Risk Parameters R (Radial): 2.911 | I (In-track): 0.381 | C (Cross-track): 0.195
    Collision Risk Index (CRI) 0.34
    X Position (km) -1969.201 -1967.981
    Position Y (km) 4097.096 4095.542
    Position Z (km) 5102.431 5100.251
    Velocity X (km/s) -5.138 -7.279
    Velocity Y (km/s) -5.21 -0.758
    Velocity Z (km/s) 2.194 -2.195

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4556 STARLINK-5175
    Semimajor Axis (a) 6840.872 km 6837.866 km
    Eccentricity (e) 0.000127 0.000097
    Inclination (i) 53.1608° 53.1593°
    RAAN 72.4403° 6.4758°
    Perigee Argument 90.2047° 84.3284°
    Mean Anomaly (M) 269.9101° 275.7829°
    Apogee 463.601 km 460.393 km
    Perigee 461.869 km 459.065 km
    Orbit Epoch 2026-10-27T02:31:49+0000 2026-10-27T05:31:12+0000

    STARLINK-4556 & STARLINK-5175 Collision Probability (Pc) Trend

    STARLINK-4556 & STARLINK-5175 Collision Probability (Pc) TrendNot Available

    STARLINK-4556 & STARLINK-5175 Miss Distance (Miss Distance) Trend

    STARLINK-4556 & STARLINK-5175 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4556Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5175Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4556Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5175Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4556

    No nearby objects data