Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.494039E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T00:07:08+0800
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    1 Object 1

    AOE ID 52581
    NORAD ID 52581
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 52620
    NORAD ID 52620
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3915 STARLINK-3975
    Time of Closest Approach 2026-10-31T04:17:49+0000
    Collision Probability (Pc) 2.494039E-6
    Conjunction Distance (km) 2.004 km
    Relative Speed (km/s) 12.005 km/s
    Conjunction Risk Parameters R (Radial): 2 | I (In-track): 0.08 | C (Cross-track): 0.099
    Collision Risk Index (CRI) 0.43
    X Position (km) -2954.771 -2953.794
    Position Y (km) 5942.255 5940.575
    Position Z (km) -1666.849 -1666.361
    Velocity X (km/s) -4.873 -3.577
    Velocity Y (km/s) -0.796 -3.405
    Velocity Z (km/s) 5.823 -5.823

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3915 STARLINK-3975
    Semimajor Axis (a) 6840.894 km 6837.863 km
    Eccentricity (e) 0.000143 0.000145
    Inclination (i) 53.1605° 53.1585°
    RAAN 138.2420° 292.4572°
    Perigee Argument 322.6771° 98.1134°
    Mean Anomaly (M) 37.4132° 262.0034°
    Apogee 463.738 km 460.718 km
    Perigee 461.776 km 458.734 km
    Orbit Epoch 2026-10-28T20:05:47+0000 2026-10-29T17:04:16+0000

    STARLINK-3915 & STARLINK-3975 Collision Probability (Pc) Trend

    STARLINK-3915 & STARLINK-3975 Collision Probability (Pc) TrendNot Available

    STARLINK-3915 & STARLINK-3975 Miss Distance (Miss Distance) Trend

    STARLINK-3915 & STARLINK-3975 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3915Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3975Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3915Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3975Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3915

    No nearby objects data