Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.634053E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T16:05:50+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

    Name YAM-3
    AOE ID 48915
    NORAD ID 48915
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter UWE-4 YAM-3
    Time of Closest Approach 2026-09-05T14:50:26+0000
    Collision Probability (Pc) 1.634053E-6
    Conjunction Distance (km) 2.406 km
    Relative Speed (km/s) 11.647 km/s
    Conjunction Risk Parameters R (Radial): -2.275 | I (In-track): 0.512 | C (Cross-track): 0.588
    Collision Risk Index (CRI) 0.39
    X Position (km) 1053.872 1053.719
    Position Y (km) 902.606 903.501
    Position Z (km) 6637.147 6639.374
    Velocity X (km/s) 7.573 -1.034
    Velocity Y (km/s) -0.026 -7.503
    Velocity Z (km/s) -1.191 1.183

    Orbital Parameters 国际轨道数据源

    Parameter UWE-4 YAM-3
    Semimajor Axis (a) 6792.006 km 6794.481 km
    Eccentricity (e) 0.000885 0.000630
    Inclination (i) 97.5812° 97.6999°
    RAAN 179.5585° 80.1666°
    Perigee Argument 53.7298° 74.8134°
    Mean Anomaly (M) 306.4769° 285.3814°
    Apogee 419.880 km 420.628 km
    Perigee 407.858 km 412.060 km
    Orbit Epoch 2026-09-04T05:53:59+0000 2026-09-04T21:27:03+0000

    UWE-4 & YAM-3 Collision Probability (Pc) Trend

    UWE-4 & YAM-3 Collision Probability (Pc) TrendNot Available

    UWE-4 & YAM-3 Miss Distance (Miss Distance) Trend

    UWE-4 & YAM-3 Miss Distance (Miss Distance) TrendNot Available

    UWE-4Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAM-3Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    UWE-4Collision Probability Trend

    Object 1 Probability TrendNot Available

    YAM-3Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with UWE-4

    No nearby objects data