Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    6.93653E-5
    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 2026-10-21T08:19:49+0000
    Collision Probability (Pc) 6.93653E-5
    Conjunction Distance (km) 0.638 km
    Relative Speed (km/s) 7.154 km/s
    Conjunction Risk Parameters R (Radial): 0.447 | I (In-track): -0.4 | C (Cross-track): -0.213
    Collision Risk Index (CRI) 0.72
    X Position (km) 1987.428 1987.708
    Position Y (km) -4191.792 -4191.323
    Position Z (km) 5018.19 5017.862
    Velocity X (km/s) 4.972 7.226
    Velocity Y (km/s) 5.268 0.517
    Velocity Z (km/s) 2.425 -2.425

    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