Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.472528E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T13:33:38+0800
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    1 Object 1

    AOE ID 52602
    NORAD ID 52602
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 54188
    NORAD ID 54188
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4012 STARLINK-5238
    Time of Closest Approach 2026-10-17T12:23:26+0000
    Collision Probability (Pc) 1.472528E-6
    Conjunction Distance (km) 2.198 km
    Relative Speed (km/s) 7.215 km/s
    Conjunction Risk Parameters R (Radial): -0.31 | I (In-track): 1.916 | C (Cross-track): -1.031
    Collision Risk Index (CRI) 0.38
    X Position (km) -1984.136 -1982.256
    Position Y (km) 4205.368 4206.484
    Position Z (km) 5007.468 5007.699
    Velocity X (km/s) -7.219 -4.962
    Velocity Y (km/s) -0.478 -5.265
    Velocity Z (km/s) -2.452 2.452

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4012 STARLINK-5238
    Semimajor Axis (a) 6840.326 km 6840.859 km
    Eccentricity (e) 0.000120 0.000114
    Inclination (i) 53.1609° 53.1603°
    RAAN 351.9321° 65.4092°
    Perigee Argument 76.8008° 80.7881°
    Mean Anomaly (M) 283.3129° 279.3251°
    Apogee 463.011 km 463.502 km
    Perigee 461.367 km 461.942 km
    Orbit Epoch 2026-10-16T21:49:48+0000 2026-10-16T15:46:51+0000

    STARLINK-4012 & STARLINK-5238 Collision Probability (Pc) Trend

    STARLINK-4012 & STARLINK-5238 Collision Probability (Pc) TrendNot Available

    STARLINK-4012 & STARLINK-5238 Miss Distance (Miss Distance) Trend

    STARLINK-4012 & STARLINK-5238 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4012Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5238Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4012Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5238Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4012

    No nearby objects data