Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.29285E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T17:35:39+0800
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    1 Object 1

    AOE ID 53259
    NORAD ID 53259
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 62674
    NORAD ID 62674
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-4140 OBJECT BT
    Time of Closest Approach 2026-09-05T22:20:37+0000
    Collision Probability (Pc) 1.29285E-6
    Conjunction Distance (km) 2.97 km
    Relative Speed (km/s) 13.619 km/s
    Conjunction Risk Parameters R (Radial): -2.911 | I (In-track): -0.254 | C (Cross-track): -0.524
    Collision Risk Index (CRI) 0.37
    X Position (km) -4248.008 -4250.225
    Position Y (km) 1574.501 1574.826
    Position Z (km) 5126.851 5128.8
    Velocity X (km/s) -0.127 -4.752
    Velocity Y (km/s) -7.327 3.344
    Velocity Z (km/s) 2.139 -4.947

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4140 OBJECT BT
    Semimajor Axis (a) 6848.870 km 6849.019 km
    Eccentricity (e) 0.000104 0.000537
    Inclination (i) 53.1605° 97.4009°
    RAAN 109.8880° 328.9693°
    Perigee Argument 91.8567° 48.6101°
    Mean Anomaly (M) 268.2553° 311.5602°
    Apogee 471.443 km 474.563 km
    Perigee 470.023 km 467.201 km
    Orbit Epoch 2026-09-04T03:45:35+0000 2026-09-03T16:27:55+0000

    STARLINK-4140 & OBJECT BT Collision Probability (Pc) Trend

    STARLINK-4140 & OBJECT BT Collision Probability (Pc) TrendNot Available

    STARLINK-4140 & OBJECT BT Miss Distance (Miss Distance) Trend

    STARLINK-4140 & OBJECT BT Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4140Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT BTMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4140Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT BTCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4140

    No nearby objects data