Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.173375E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:07:08+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 69746
    NORAD ID 69746
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4121 STARLINK-38046
    Time of Closest Approach 2026-09-04T16:09:40+0000
    Collision Probability (Pc) 2.173375E-6
    Conjunction Distance (km) 2.079 km
    Relative Speed (km/s) 11.118 km/s
    Conjunction Risk Parameters R (Radial): 1.821 | I (In-track): -0.683 | C (Cross-track): -0.734
    Collision Risk Index (CRI) 0.42
    X Position (km) 914.727 915.667
    Position Y (km) 4044.743 4046.338
    Position Z (km) 5433.943 5434.887
    Velocity X (km/s) -7.566 0.246
    Velocity Y (km/s) 0.776 -6.147
    Velocity Z (km/s) 0.694 4.523

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4121 STARLINK-38046
    Semimajor Axis (a) 6843.364 km 6843.665 km
    Eccentricity (e) 0.000112 0.000218
    Inclination (i) 53.1637° 97.2856°
    RAAN 3.0026° 85.7301°
    Perigee Argument 83.8333° 79.7065°
    Mean Anomaly (M) 276.2796° 280.4424°
    Apogee 465.992 km 467.021 km
    Perigee 464.462 km 464.035 km
    Orbit Epoch 2026-09-03T14:46:24+0000 2026-09-03T11:44:24+0000

    STARLINK-4121 & STARLINK-38046 Collision Probability (Pc) Trend

    STARLINK-4121 & STARLINK-38046 Collision Probability (Pc) TrendNot Available

    STARLINK-4121 & STARLINK-38046 Miss Distance (Miss Distance) Trend

    STARLINK-4121 & STARLINK-38046 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4121Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-38046Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4121Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-38046Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4121

    No nearby objects data