Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.12541E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T21:01:01+0800
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    1 Object 1

    AOE ID 51751
    NORAD ID 51751
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 54760
    NORAD ID 54760
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3506 STARLINK-5220
    Time of Closest Approach 2026-10-20T20:27:08+0000
    Collision Probability (Pc) 1.12541E-6
    Conjunction Distance (km) 2.843 km
    Relative Speed (km/s) 9.697 km/s
    Conjunction Risk Parameters R (Radial): 2.823 | I (In-track): 0.26 | C (Cross-track): -0.209
    Collision Risk Index (CRI) 0.36
    X Position (km) -4058.816 -4056.927
    Position Y (km) 3413.742 3412.588
    Position Z (km) 4311.843 4310.06
    Velocity X (km/s) -6.144 -1.456
    Velocity Y (km/s) -2.546 -6.491
    Velocity Z (km/s) -3.758 3.758

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3506 STARLINK-5220
    Semimajor Axis (a) 6841.063 km 6837.881 km
    Eccentricity (e) 0.000127 0.000086
    Inclination (i) 53.1609° 53.1589°
    RAAN 0.3367° 106.9901°
    Perigee Argument 111.7145° 92.6838°
    Mean Anomaly (M) 248.3993° 267.4264°
    Apogee 463.797 km 460.332 km
    Perigee 462.055 km 459.156 km
    Orbit Epoch 2026-10-20T05:49:39+0000 2026-10-19T20:47:36+0000

    STARLINK-3506 & STARLINK-5220 Collision Probability (Pc) Trend

    STARLINK-3506 & STARLINK-5220 Collision Probability (Pc) TrendNot Available

    STARLINK-3506 & STARLINK-5220 Miss Distance (Miss Distance) Trend

    STARLINK-3506 & STARLINK-5220 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3506Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5220Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3506Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5220Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3506

    No nearby objects data