Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.430212E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T10:22:00+0800
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    1 Object 1

    AOE ID 51139
    NORAD ID 51139
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    Name MESON-1
    AOE ID 59131
    NORAD ID 59131
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3172 MESON-1
    Time of Closest Approach 2026-09-03T22:32:26+0000
    Collision Probability (Pc) 2.430212E-6
    Conjunction Distance (km) 2.136 km
    Relative Speed (km/s) 14.775 km/s
    Conjunction Risk Parameters R (Radial): -1.552 | I (In-track): -0.383 | C (Cross-track): 1.416
    Collision Risk Index (CRI) 0.43
    X Position (km) 6118.759 6119.533
    Position Y (km) 3065.216 3067.118
    Position Z (km) 104.245 104.836
    Velocity X (km/s) -1.959 0.343
    Velocity Y (km/s) 4.136 -0.953
    Velocity Z (km/s) -6.11 7.568

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3172 MESON-1
    Semimajor Axis (a) 6843.374 km 6848.357 km
    Eccentricity (e) 0.000144 0.000914
    Inclination (i) 53.1598° 97.5755°
    RAAN 215.3274° 25.4011°
    Perigee Argument 69.7087° 334.7320°
    Mean Anomaly (M) 290.4070° 25.3472°
    Apogee 466.221 km 476.481 km
    Perigee 464.253 km 463.959 km
    Orbit Epoch 2026-09-02T05:05:50+0000 2026-09-02T15:10:57+0000

    STARLINK-3172 & MESON-1 Collision Probability (Pc) Trend

    STARLINK-3172 & MESON-1 Collision Probability (Pc) TrendNot Available

    STARLINK-3172 & MESON-1 Miss Distance (Miss Distance) Trend

    STARLINK-3172 & MESON-1 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3172Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    MESON-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3172Collision Probability Trend

    Object 1 Probability TrendNot Available

    MESON-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3172

    No nearby objects data