Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.134279E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T01:41:04+0800
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    1 Object 1

    Name UWE-4
    AOE ID 43880
    NORAD ID 43880
    Object Type PAYLOAD
    Country
    DE DE
    VS

    2 Object 2

    AOE ID 69498
    NORAD ID 69498
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter UWE-4 STARLINK-37853
    Time of Closest Approach 2026-09-07T03:09:19+0000
    Collision Probability (Pc) 1.134279E-6
    Conjunction Distance (km) 2.975 km
    Relative Speed (km/s) 10.858 km/s
    Conjunction Risk Parameters R (Radial): 1.359 | I (In-track): -1.864 | C (Cross-track): 1.878
    Collision Risk Index (CRI) 0.36
    X Position (km) 916.903 918.847
    Position Y (km) -850.044 -848.239
    Position Z (km) -6687.646 -6688.991
    Velocity X (km/s) -7.564 0.415
    Velocity Y (km/s) -0.473 -7.563
    Velocity Z (km/s) -0.973 1.016

    Orbital Parameters 国际轨道数据源

    Parameter UWE-4 STARLINK-37853
    Semimajor Axis (a) 6792.006 km 6797.170 km
    Eccentricity (e) 0.000885 0.000138
    Inclination (i) 97.5812° 97.2832°
    RAAN 179.5585° 271.0077°
    Perigee Argument 53.7298° 98.9821°
    Mean Anomaly (M) 306.4769° 261.1587°
    Apogee 419.880 km 419.973 km
    Perigee 407.858 km 418.093 km
    Orbit Epoch 2026-09-04T05:53:59+0000 2026-09-04T01:06:21+0000

    UWE-4 & STARLINK-37853 Collision Probability (Pc) Trend

    UWE-4 & STARLINK-37853 Collision Probability (Pc) TrendNot Available

    UWE-4 & STARLINK-37853 Miss Distance (Miss Distance) Trend

    UWE-4 & STARLINK-37853 Miss Distance (Miss Distance) TrendNot Available

    UWE-4Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37853Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    UWE-4Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37853Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with UWE-4

    No nearby objects data