Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.469681E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T08:37:55+0800
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    1 Object 1

    AOE ID 52365
    NORAD ID 52365
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66644
    NORAD ID 66644
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3874 STARLINK-35938
    Time of Closest Approach 2026-10-21T16:55:40+0000
    Collision Probability (Pc) 2.469681E-6
    Conjunction Distance (km) 1.778 km
    Relative Speed (km/s) 7.141 km/s
    Conjunction Risk Parameters R (Radial): 0.251 | I (In-track): 1.555 | C (Cross-track): -0.824
    Collision Risk Index (CRI) 0.43
    X Position (km) -1868.18 -1866.5
    Position Y (km) 4254.814 4255.366
    Position Z (km) -5027.493 -5027.308
    Velocity X (km/s) -5.116 -7.223
    Velocity Y (km/s) -5.108 -0.307
    Velocity Z (km/s) -2.424 2.423

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3874 STARLINK-35938
    Semimajor Axis (a) 6840.883 km 6840.849 km
    Eccentricity (e) 0.000096 0.000104
    Inclination (i) 53.1586° 53.1558°
    RAAN 250.6691° 180.0295°
    Perigee Argument 89.0570° 96.1587°
    Mean Anomaly (M) 271.0543° 263.9534°
    Apogee 463.406 km 463.423 km
    Perigee 462.086 km 462.001 km
    Orbit Epoch 2026-10-19T07:34:49+0000 2026-10-19T02:41:23+0000

    STARLINK-3874 & STARLINK-35938 Collision Probability (Pc) Trend

    STARLINK-3874 & STARLINK-35938 Collision Probability (Pc) TrendNot Available

    STARLINK-3874 & STARLINK-35938 Miss Distance (Miss Distance) Trend

    STARLINK-3874 & STARLINK-35938 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3874Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35938Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3874Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35938Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3874

    No nearby objects data