Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.057069E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T11:20:44+0800
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    1 Object 1

    AOE ID 53637
    NORAD ID 53637
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64923
    NORAD ID 64923
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4396 STARLINK-34643
    Time of Closest Approach 2026-10-20T04:51:07+0000
    Collision Probability (Pc) 1.057069E-6
    Conjunction Distance (km) 2.9 km
    Relative Speed (km/s) 9.078 km/s
    Conjunction Risk Parameters R (Radial): -2.858 | I (In-track): 0.388 | C (Cross-track): -0.29
    Collision Risk Index (CRI) 0.35
    X Position (km) 2482.694 2484.155
    Position Y (km) 4447.586 4449.209
    Position Z (km) 4552.777 4554.685
    Velocity X (km/s) -3.89 -6.842
    Velocity Y (km/s) 5.641 0.35
    Velocity Z (km/s) -3.38 3.38

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4396 STARLINK-34643
    Semimajor Axis (a) 6837.873 km 6840.870 km
    Eccentricity (e) 0.000120 0.000150
    Inclination (i) 53.1575° 53.1587°
    RAAN 287.2822° 23.0576°
    Perigee Argument 80.3375° 105.3328°
    Mean Anomaly (M) 279.7764° 254.7840°
    Apogee 460.558 km 463.758 km
    Perigee 458.914 km 461.708 km
    Orbit Epoch 2026-10-19T06:26:43+0000 2026-10-19T06:43:19+0000

    STARLINK-4396 & STARLINK-34643 Collision Probability (Pc) Trend

    STARLINK-4396 & STARLINK-34643 Collision Probability (Pc) TrendNot Available

    STARLINK-4396 & STARLINK-34643 Miss Distance (Miss Distance) Trend

    STARLINK-4396 & STARLINK-34643 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4396Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34643Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4396Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34643Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4396

    No nearby objects data