Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.090886E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-24T21:39:37+0800
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    1 Object 1

    AOE ID 40531
    NORAD ID 40531
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    Name WEINA 2
    AOE ID 47303
    NORAD ID 47303
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter CZ-4B DEB WEINA 2
    Time of Closest Approach 2026-10-25T00:26:02+0000
    Collision Probability (Pc) 4.090886E-6
    Conjunction Distance (km) 1.763 km
    Relative Speed (km/s) 15.017 km/s
    Conjunction Risk Parameters R (Radial): 0.291 | I (In-track): -0.133 | C (Cross-track): 1.733
    Collision Risk Index (CRI) 0.47
    X Position (km) 6149.406 6149.739
    Position Y (km) 943.368 941.703
    Position Z (km) 3318.877 3319.35
    Velocity X (km/s) -3.576 3.645
    Velocity Y (km/s) 1.69 -0.647
    Velocity Z (km/s) 6.41 -6.547

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4B DEB WEINA 2
    Semimajor Axis (a) 7075.397 km 7054.528 km
    Eccentricity (e) 0.018054 0.000290
    Inclination (i) 74.9714° 98.0339°
    RAAN 2.4618° 183.6891°
    Perigee Argument 310.9795° 123.6035°
    Mean Anomaly (M) 47.5872° 236.5445°
    Apogee 825.000 km 678.439 km
    Perigee 569.520 km 674.343 km
    Orbit Epoch 2026-10-23T21:58:02+0000 2026-10-24T07:21:19+0000

    CZ-4B DEB & WEINA 2 Collision Probability (Pc) Trend

    CZ-4B DEB & WEINA 2 Collision Probability (Pc) TrendNot Available

    CZ-4B DEB & WEINA 2 Miss Distance (Miss Distance) Trend

    CZ-4B DEB & WEINA 2 Miss Distance (Miss Distance) TrendNot Available

    CZ-4B DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    WEINA 2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4B DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    WEINA 2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4B DEB

    No nearby objects data