Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.34864E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T01:41:31+0800
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    1 Object 1

    AOE ID 59725
    NORAD ID 59725
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63702
    NORAD ID 63702
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31820 STARLINK-33939
    Time of Closest Approach 2026-09-04T19:13:42+0000
    Collision Probability (Pc) 1.34864E-5
    Conjunction Distance (km) 1.074 km
    Relative Speed (km/s) 7.809 km/s
    Conjunction Risk Parameters R (Radial): 0.3 | I (In-track): -0.884 | C (Cross-track): -0.53
    Collision Risk Index (CRI) 0.58
    X Position (km) 4390.674 4390.894
    Position Y (km) -1905.93 -1904.902
    Position Z (km) -4906.097 -4905.881
    Velocity X (km/s) 5.169 0.043
    Velocity Y (km/s) 4.891 7.117
    Velocity Z (km/s) 2.727 -2.727

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31820 STARLINK-33939
    Semimajor Axis (a) 6848.928 km 6848.877 km
    Eccentricity (e) 0.000111 0.000113
    Inclination (i) 53.1605° 53.1569°
    RAAN 40.6721° 119.5981°
    Perigee Argument 88.6351° 87.7391°
    Mean Anomaly (M) 271.4778° 272.3740°
    Apogee 471.550 km 471.515 km
    Perigee 470.032 km 469.965 km
    Orbit Epoch 2026-09-01T19:28:04+0000 2026-09-01T22:50:00+0000

    STARLINK-31820 & STARLINK-33939 Collision Probability (Pc) Trend

    STARLINK-31820 & STARLINK-33939 Collision Probability (Pc) TrendNot Available

    STARLINK-31820 & STARLINK-33939 Miss Distance (Miss Distance) Trend

    STARLINK-31820 & STARLINK-33939 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31820Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33939Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31820Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33939Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31820

    No nearby objects data