Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.214834E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:23:56+0800
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    1 Object 1

    AOE ID 53390
    NORAD ID 53390
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64601
    NORAD ID 64601
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4517 STARLINK-34508
    Time of Closest Approach 2026-10-21T06:32:05+0000
    Collision Probability (Pc) 1.214834E-6
    Conjunction Distance (km) 2.969 km
    Relative Speed (km/s) 12.202 km/s
    Conjunction Risk Parameters R (Radial): 2.793 | I (In-track): -0.61 | C (Cross-track): 0.799
    Collision Risk Index (CRI) 0.37
    X Position (km) -6808.011 -6810.824
    Position Y (km) -215.108 -214.192
    Position Z (km) 601.727 601.966
    Velocity X (km/s) 0.69 -0.4
    Velocity Y (km/s) -4.576 -4.61
    Velocity Z (km/s) 6.077 -6.076

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4517 STARLINK-34508
    Semimajor Axis (a) 6837.835 km 6840.839 km
    Eccentricity (e) 0.000113 0.000140
    Inclination (i) 53.1588° 53.1587°
    RAAN 183.5048° 9.0962°
    Perigee Argument 84.1160° 96.4450°
    Mean Anomaly (M) 275.9972° 263.6712°
    Apogee 460.473 km 463.662 km
    Perigee 458.923 km 461.742 km
    Orbit Epoch 2026-10-20T02:23:15+0000 2026-10-20T12:35:10+0000

    STARLINK-4517 & STARLINK-34508 Collision Probability (Pc) Trend

    STARLINK-4517 & STARLINK-34508 Collision Probability (Pc) TrendNot Available

    STARLINK-4517 & STARLINK-34508 Miss Distance (Miss Distance) Trend

    STARLINK-4517 & STARLINK-34508 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4517Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34508Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4517Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34508Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4517

    No nearby objects data