Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.532617E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T23:55:07+0800
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    1 Object 1

    AOE ID 51966
    NORAD ID 51966
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53663
    NORAD ID 53663
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3699 STARLINK-4457
    Time of Closest Approach 2026-10-21T02:48:39+0000
    Collision Probability (Pc) 1.532617E-6
    Conjunction Distance (km) 2.52 km
    Relative Speed (km/s) 12.043 km/s
    Conjunction Risk Parameters R (Radial): 2.456 | I (In-track): 0.351 | C (Cross-track): 0.44
    Collision Risk Index (CRI) 0.39
    X Position (km) 3881.458 3880.279
    Position Y (km) -1365.629 -1365.591
    Position Z (km) -5482.146 -5479.921
    Velocity X (km/s) 2.751 -6.151
    Velocity Y (km/s) 7.103 0.458
    Velocity Z (km/s) 0.178 -4.473

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3699 STARLINK-4457
    Semimajor Axis (a) 6848.867 km 6843.694 km
    Eccentricity (e) 0.000123 0.000220
    Inclination (i) 53.1614° 97.2843°
    RAAN 72.6175° 169.2233°
    Perigee Argument 93.3117° 83.7059°
    Mean Anomaly (M) 266.8025° 276.4434°
    Apogee 471.572 km 467.062 km
    Perigee 469.888 km 464.052 km
    Orbit Epoch 2026-10-20T02:08:22+0000 2026-10-19T21:36:18+0000

    STARLINK-3699 & STARLINK-4457 Collision Probability (Pc) Trend

    STARLINK-3699 & STARLINK-4457 Collision Probability (Pc) TrendNot Available

    STARLINK-3699 & STARLINK-4457 Miss Distance (Miss Distance) Trend

    STARLINK-3699 & STARLINK-4457 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3699Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4457Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3699Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4457Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3699

    No nearby objects data