Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    5.221132E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T11:10:54+0800
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    1 Object 1

    AOE ID 57173
    NORAD ID 57173
    Object Type UNKNOWN
    Country
    TBD TBD
    VS

    2 Object 2

    AOE ID 58681
    NORAD ID 58681
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter OBJECT H STARLINK-31147
    Time of Closest Approach 2026-09-03T08:57:41+0000
    Collision Probability (Pc) 5.221132E-6
    Conjunction Distance (km) 1.601 km
    Relative Speed (km/s) 13.939 km/s
    Conjunction Risk Parameters R (Radial): -1.129 | I (In-track): 0.471 | C (Cross-track): -1.032
    Collision Risk Index (CRI) 0.49
    X Position (km) 3551.063 3551.072
    Position Y (km) -4863.269 -4861.668
    Position Z (km) 3282.354 3282.356
    Velocity X (km/s) -3.048 6.325
    Velocity Y (km/s) 2.255 2.113
    Velocity Z (km/s) 6.612 -3.703

    Orbital Parameters 国际轨道数据源

    Parameter OBJECT H STARLINK-31147
    Semimajor Axis (a) 6853.634 km 6861.218 km
    Eccentricity (e) 0.000916 0.000083
    Inclination (i) 97.4970° 42.9995°
    RAAN 309.4554° 170.5894°
    Perigee Argument 190.1564° 265.0038°
    Mean Anomaly (M) 169.9492° 95.0718°
    Apogee 481.778 km 483.651 km
    Perigee 469.216 km 482.511 km
    Orbit Epoch 2026-09-02T14:00:05+0000 2026-09-01T20:16:43+0000

    OBJECT H & STARLINK-31147 Collision Probability (Pc) Trend

    OBJECT H & STARLINK-31147 Collision Probability (Pc) TrendNot Available

    OBJECT H & STARLINK-31147 Miss Distance (Miss Distance) Trend

    OBJECT H & STARLINK-31147 Miss Distance (Miss Distance) TrendNot Available

    OBJECT HMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31147Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OBJECT HCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31147Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OBJECT H

    No nearby objects data