Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.499131E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T05:37:34+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 53475
    NORAD ID 53475
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4012 STARLINK-4389
    Time of Closest Approach 2026-09-03T17:14:47+0000
    Collision Probability (Pc) 1.499131E-6
    Conjunction Distance (km) 2.753 km
    Relative Speed (km/s) 14.779 km/s
    Conjunction Risk Parameters R (Radial): -2.401 | I (In-track): 0.335 | C (Cross-track): 1.304
    Collision Risk Index (CRI) 0.39
    X Position (km) 6649.917 6647.285
    Position Y (km) 1592.166 1592.815
    Position Z (km) 105.147 105.625
    Velocity X (km/s) -0.967 0.11
    Velocity Y (km/s) 4.476 -1.001
    Velocity Z (km/s) -6.113 7.571

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4012 STARLINK-4389
    Semimajor Axis (a) 6837.889 km 6833.204 km
    Eccentricity (e) 0.000153 0.000053
    Inclination (i) 53.1610° 97.5197°
    RAAN 201.2877° 12.1270°
    Perigee Argument 82.6396° 107.9885°
    Mean Anomaly (M) 277.4781° 252.1416°
    Apogee 460.797 km 455.426 km
    Perigee 458.707 km 454.708 km
    Orbit Epoch 2026-09-02T04:32:23+0000 2026-09-02T06:52:02+0000

    STARLINK-4012 & STARLINK-4389 Collision Probability (Pc) Trend

    STARLINK-4012 & STARLINK-4389 Collision Probability (Pc) TrendNot Available

    STARLINK-4012 & STARLINK-4389 Miss Distance (Miss Distance) Trend

    STARLINK-4012 & STARLINK-4389 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4012Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4389Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4012Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4389Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4012

    No nearby objects data