Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.239849E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-15T09:08:33+0800
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    1 Object 1

    AOE ID 53566
    NORAD ID 53566
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58321
    NORAD ID 58321
    Object Type PAYLOAD
    Country
    FR FR

    Conjunction Constraints

    Parameter STARLINK-4576 PROTOMETHEE
    Time of Closest Approach 2026-10-15T12:54:26+0000
    Collision Probability (Pc) 2.239849E-6
    Conjunction Distance (km) 2.144 km
    Relative Speed (km/s) 13.128 km/s
    Conjunction Risk Parameters R (Radial): 2.019 | I (In-track): 0.362 | C (Cross-track): -0.625
    Collision Risk Index (CRI) 0.42
    X Position (km) -4119.084 -4120.531
    Position Y (km) -1156.81 -1157.762
    Position Z (km) 5328.284 5329.548
    Velocity X (km/s) 3.623 -6.043
    Velocity Y (km/s) -6.584 -0.073
    Velocity Z (km/s) 1.368 -4.672

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4576 PROTOMETHEE
    Semimajor Axis (a) 6840.932 km 6845.458 km
    Eccentricity (e) 0.000095 0.000912
    Inclination (i) 53.1578° 97.3681°
    RAAN 132.5116° 5.1630°
    Perigee Argument 94.1124° 100.4223°
    Mean Anomaly (M) 265.9987° 259.8048°
    Apogee 463.444 km 473.563 km
    Perigee 462.146 km 461.079 km
    Orbit Epoch 2026-10-14T06:52:15+0000 2026-10-14T06:35:00+0000

    STARLINK-4576 & PROTOMETHEE Collision Probability (Pc) Trend

    STARLINK-4576 & PROTOMETHEE Collision Probability (Pc) TrendNot Available

    STARLINK-4576 & PROTOMETHEE Miss Distance (Miss Distance) Trend

    STARLINK-4576 & PROTOMETHEE Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4576Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    PROTOMETHEEMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4576Collision Probability Trend

    Object 1 Probability TrendNot Available

    PROTOMETHEECollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4576

    No nearby objects data