Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.100404E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-14T05:46:28+0800
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    1 Object 1

    AOE ID 53002
    NORAD ID 53002
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69949
    NORAD ID 69949
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4121 STARLINK-37923
    Time of Closest Approach 2026-10-14T00:39:11+0000
    Collision Probability (Pc) 8.100404E-7
    Conjunction Distance (km) 2.8 km
    Relative Speed (km/s) 5.182 km/s
    Conjunction Risk Parameters R (Radial): 2.62 | I (In-track): 0.931 | C (Cross-track): -0.333
    Collision Risk Index (CRI) 0.33
    X Position (km) -1416.08 -1417.557
    Position Y (km) 4128.302 4129.563
    Position Z (km) -5271.203 -5273.219
    Velocity X (km/s) -7.432 -6.136
    Velocity Y (km/s) -0.44 -4.214
    Velocity Z (km/s) 1.653 -1.652

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4121 STARLINK-37923
    Semimajor Axis (a) 6837.863 km 6840.825 km
    Eccentricity (e) 0.000132 0.000102
    Inclination (i) 53.1603° 53.1575°
    RAAN 178.0244° 227.6125°
    Perigee Argument 103.3044° 83.3720°
    Mean Anomaly (M) 256.8106° 276.7398°
    Apogee 460.628 km 463.387 km
    Perigee 458.824 km 461.989 km
    Orbit Epoch 2026-10-13T03:06:17+0000 2026-10-13T06:21:15+0000

    STARLINK-4121 & STARLINK-37923 Collision Probability (Pc) Trend

    STARLINK-4121 & STARLINK-37923 Collision Probability (Pc) TrendNot Available

    STARLINK-4121 & STARLINK-37923 Miss Distance (Miss Distance) Trend

    STARLINK-4121 & STARLINK-37923 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4121Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37923Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4121Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37923Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4121

    No nearby objects data