Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.31455E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:38:02+0800
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    1 Object 1

    AOE ID 52489
    NORAD ID 52489
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68395
    NORAD ID 68395
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3923 STARLINK-37172
    Time of Closest Approach 2026-09-12T06:37:46+0000
    Collision Probability (Pc) 1.31455E-6
    Conjunction Distance (km) 2.789 km
    Relative Speed (km/s) 12.161 km/s
    Conjunction Risk Parameters R (Radial): 2.789 | I (In-track): -0.034 | C (Cross-track): -0.026
    Collision Risk Index (CRI) 0.37
    X Position (km) 3678.806 3680.34
    Position Y (km) 1826.567 1827.289
    Position Z (km) 5463.771 5465.986
    Velocity X (km/s) -3.069 -4.631
    Velocity Y (km/s) 6.988 -4.098
    Velocity Z (km/s) -0.269 4.477

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3923 STARLINK-37172
    Semimajor Axis (a) 6843.367 km 6843.674 km
    Eccentricity (e) 0.000120 0.000073
    Inclination (i) 53.1601° 97.2860°
    RAAN 297.4518° 35.0362°
    Perigee Argument 90.2036° 92.0803°
    Mean Anomaly (M) 269.9103° 268.0523°
    Apogee 466.052 km 466.035 km
    Perigee 464.408 km 465.039 km
    Orbit Epoch 2026-09-11T03:38:18+0000 2026-09-11T02:12:24+0000

    STARLINK-3923 & STARLINK-37172 Collision Probability (Pc) Trend

    STARLINK-3923 & STARLINK-37172 Collision Probability (Pc) TrendNot Available

    STARLINK-3923 & STARLINK-37172 Miss Distance (Miss Distance) Trend

    STARLINK-3923 & STARLINK-37172 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3923Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37172Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3923Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37172Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3923

    No nearby objects data