Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.720752E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T08:46:00+0800
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    1 Object 1

    AOE ID 53591
    NORAD ID 53591
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69620
    NORAD ID 69620
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4674 KUIPER-00555
    Time of Closest Approach 2026-09-14T06:03:26+0000
    Collision Probability (Pc) 2.720752E-6
    Conjunction Distance (km) 1.909 km
    Relative Speed (km/s) 11.296 km/s
    Conjunction Risk Parameters R (Radial): 1.883 | I (In-track): 0.217 | C (Cross-track): 0.233
    Collision Risk Index (CRI) 0.44
    X Position (km) 3626.969 3628.222
    Position Y (km) -5017.214 -5018.405
    Position Z (km) -2912.286 -2913.095
    Velocity X (km/s) 2.675 5.604
    Velocity Y (km/s) 4.931 1.128
    Velocity Z (km/s) -5.175 5.05

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4674 KUIPER-00555
    Semimajor Axis (a) 6837.868 km 6833.009 km
    Eccentricity (e) 0.000131 0.001087
    Inclination (i) 53.1572° 51.8824°
    RAAN 118.4986° 339.2349°
    Perigee Argument 95.7972° 120.7573°
    Mean Anomaly (M) 264.3181° 132.8384°
    Apogee 460.627 km 462.297 km
    Perigee 458.835 km 447.447 km
    Orbit Epoch 2026-09-11T09:57:41+0000 2026-09-11T20:00:01+0000

    STARLINK-4674 & KUIPER-00555 Collision Probability (Pc) Trend

    STARLINK-4674 & KUIPER-00555 Collision Probability (Pc) TrendNot Available

    STARLINK-4674 & KUIPER-00555 Miss Distance (Miss Distance) Trend

    STARLINK-4674 & KUIPER-00555 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4674Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00555Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4674Collision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00555Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4674

    No nearby objects data