Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.321306E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T13:45:34+0800
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    1 Object 1

    AOE ID 53419
    NORAD ID 53419
    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-4476 STARLINK-4574
    Time of Closest Approach 2026-10-20T13:59:32+0000
    Collision Probability (Pc) 1.321306E-6
    Conjunction Distance (km) 2.702 km
    Relative Speed (km/s) 11.337 km/s
    Conjunction Risk Parameters R (Radial): -2.619 | I (In-track): 0.433 | C (Cross-track): -0.5
    Collision Risk Index (CRI) 0.37
    X Position (km) 5033.472 5035.02
    Position Y (km) -3472.552 -3474.423
    Position Z (km) 3058.162 3059.347
    Velocity X (km/s) 5.001 0.814
    Velocity Y (km/s) 2.771 5.658
    Velocity Z (km/s) -5.066 5.065

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4476 STARLINK-4574
    Semimajor Axis (a) 6840.868 km 6843.362 km
    Eccentricity (e) 0.000131 0.000159
    Inclination (i) 53.1573° 53.1606°
    RAAN 173.0270° 309.1840°
    Perigee Argument 94.7841° 93.7029°
    Mean Anomaly (M) 265.3310° 266.4155°
    Apogee 463.626 km 466.311 km
    Perigee 461.836 km 464.139 km
    Orbit Epoch 2026-10-19T09:13:14+0000 2026-10-19T08:07:36+0000

    STARLINK-4476 & STARLINK-4574 Collision Probability (Pc) Trend

    STARLINK-4476 & STARLINK-4574 Collision Probability (Pc) TrendNot Available

    STARLINK-4476 & STARLINK-4574 Miss Distance (Miss Distance) Trend

    STARLINK-4476 & STARLINK-4574 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4476Miss 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-4476Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4574Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4476

    No nearby objects data