Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.341515E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T13:45:34+0800
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    1 Object 1

    AOE ID 53029
    NORAD ID 53029
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53733
    NORAD ID 53733
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4143 STARLINK-4574
    Time of Closest Approach 2026-10-22T04:11:08+0000
    Collision Probability (Pc) 1.341515E-6
    Conjunction Distance (km) 2.754 km
    Relative Speed (km/s) 12.208 km/s
    Conjunction Risk Parameters R (Radial): -2.231 | I (In-track): 0.973 | C (Cross-track): 1.287
    Collision Risk Index (CRI) 0.38
    X Position (km) -3297.868 -3297.531
    Position Y (km) 5977.027 5979.756
    Position Z (km) -466.036 -466.183
    Velocity X (km/s) -4.213 -3.819
    Velocity Y (km/s) -1.858 -2.572
    Velocity Z (km/s) 6.09 -6.09

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4143 STARLINK-4574
    Semimajor Axis (a) 6840.879 km 6843.362 km
    Eccentricity (e) 0.000129 0.000159
    Inclination (i) 53.1593° 53.1606°
    RAAN 132.7827° 309.1840°
    Perigee Argument 84.4074° 93.7029°
    Mean Anomaly (M) 275.7076° 266.4155°
    Apogee 463.626 km 466.311 km
    Perigee 461.858 km 464.139 km
    Orbit Epoch 2026-10-19T19:55:46+0000 2026-10-19T08:07:36+0000

    STARLINK-4143 & STARLINK-4574 Collision Probability (Pc) Trend

    STARLINK-4143 & STARLINK-4574 Collision Probability (Pc) TrendNot Available

    STARLINK-4143 & STARLINK-4574 Miss Distance (Miss Distance) Trend

    STARLINK-4143 & STARLINK-4574 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4143Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4574Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4143Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4574Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4143

    No nearby objects data