Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.847263E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:46:31+0800
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    1 Object 1

    AOE ID 53426
    NORAD ID 53426
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65374
    NORAD ID 65374
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4558 STARLINK-34900
    Time of Closest Approach 2026-10-21T16:04:18+0000
    Collision Probability (Pc) 8.847263E-7
    Conjunction Distance (km) 2.593 km
    Relative Speed (km/s) 5.006 km/s
    Conjunction Risk Parameters R (Radial): -0.508 | I (In-track): -2.403 | C (Cross-track): -0.83
    Collision Risk Index (CRI) 0.34
    X Position (km) -595.56 -598.034
    Position Y (km) -4297.497 -4296.826
    Position Z (km) 5279.315 5278.925
    Velocity X (km/s) 6.883 7.415
    Velocity Y (km/s) -2.909 0.923
    Velocity Z (km/s) -1.588 1.588

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4558 STARLINK-34900
    Semimajor Axis (a) 6840.895 km 6840.785 km
    Eccentricity (e) 0.000114 0.000097
    Inclination (i) 53.1594° 53.1587°
    RAAN 160.2067° 207.8871°
    Perigee Argument 81.5555° 71.7410°
    Mean Anomaly (M) 278.5577° 288.3698°
    Apogee 463.540 km 463.309 km
    Perigee 461.976 km 461.987 km
    Orbit Epoch 2026-10-19T01:05:08+0000 2026-10-19T04:20:51+0000

    STARLINK-4558 & STARLINK-34900 Collision Probability (Pc) Trend

    STARLINK-4558 & STARLINK-34900 Collision Probability (Pc) TrendNot Available

    STARLINK-4558 & STARLINK-34900 Miss Distance (Miss Distance) Trend

    STARLINK-4558 & STARLINK-34900 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4558Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34900Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4558Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34900Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4558

    No nearby objects data