Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.948638E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T20:43:56+0800
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    1 Object 1

    AOE ID 49456
    NORAD ID 49456
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53547
    NORAD ID 53547
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3124 STARLINK-4474
    Time of Closest Approach 2026-10-21T04:45:11+0000
    Collision Probability (Pc) 1.948638E-6
    Conjunction Distance (km) 2.226 km
    Relative Speed (km/s) 12.002 km/s
    Conjunction Risk Parameters R (Radial): -1.976 | I (In-track): -0.634 | C (Cross-track): -0.803
    Collision Risk Index (CRI) 0.41
    X Position (km) -1078.833 -1077.511
    Position Y (km) 6552.405 6550.681
    Position Z (km) -1664.31 -1663.828
    Velocity X (km/s) -4.417 -4.89
    Velocity Y (km/s) -2.2 0.667
    Velocity Z (km/s) -5.822 5.823

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3124 STARLINK-4474
    Semimajor Axis (a) 6843.326 km 6840.872 km
    Eccentricity (e) 0.000118 0.000251
    Inclination (i) 53.1613° 53.1565°
    RAAN 275.6871° 117.7724°
    Perigee Argument 89.3318° 88.9240°
    Mean Anomaly (M) 270.7820° 271.2049°
    Apogee 466.000 km 464.451 km
    Perigee 464.378 km 461.019 km
    Orbit Epoch 2026-10-19T15:55:16+0000 2026-10-19T13:44:54+0000

    STARLINK-3124 & STARLINK-4474 Collision Probability (Pc) Trend

    STARLINK-3124 & STARLINK-4474 Collision Probability (Pc) TrendNot Available

    STARLINK-3124 & STARLINK-4474 Miss Distance (Miss Distance) Trend

    STARLINK-3124 & STARLINK-4474 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3124Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4474Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3124Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4474Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3124

    No nearby objects data