Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.594878E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T21:45:19+0800
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    1 Object 1

    AOE ID 24980
    NORAD ID 24980
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 61936
    NORAD ID 61936
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter PEGASUS DEB HAIYANG 4A
    Time of Closest Approach 2026-09-12T22:06:42+0000
    Collision Probability (Pc) 2.594878E-6
    Conjunction Distance (km) 2.086 km
    Relative Speed (km/s) 14.988 km/s
    Conjunction Risk Parameters R (Radial): 1.702 | I (In-track): -0.038 | C (Cross-track): 1.206
    Collision Risk Index (CRI) 0.43
    X Position (km) 1079.772 1081.221
    Position Y (km) 757.615 757.679
    Position Z (km) -6910.183 -6911.681
    Velocity X (km/s) 0.371 -0.843
    Velocity Y (km/s) 7.41 -7.408
    Velocity Z (km/s) 0.938 -0.944

    Orbital Parameters 国际轨道数据源

    Parameter PEGASUS DEB HAIYANG 4A
    Semimajor Axis (a) 6957.411 km 7028.738 km
    Eccentricity (e) 0.013404 0.000086
    Inclination (i) 81.5674° 98.0072°
    RAAN 87.8407° 260.8998°
    Perigee Argument 61.7127° 105.5904°
    Mean Anomaly (M) 299.7541° 254.5399°
    Apogee 672.534 km 651.203 km
    Perigee 486.014 km 649.999 km
    Orbit Epoch 2026-09-11T06:21:15+0000 2026-09-11T07:25:59+0000

    PEGASUS DEB & HAIYANG 4A Collision Probability (Pc) Trend

    PEGASUS DEB & HAIYANG 4A Collision Probability (Pc) TrendNot Available

    PEGASUS DEB & HAIYANG 4A Miss Distance (Miss Distance) Trend

    PEGASUS DEB & HAIYANG 4A Miss Distance (Miss Distance) TrendNot Available

    PEGASUS DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HAIYANG 4AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    PEGASUS DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    HAIYANG 4ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with PEGASUS DEB

    No nearby objects data