Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.936567E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T20:02:51+0800
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    1 Object 1

    AOE ID 28074
    NORAD ID 28074
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 39431
    NORAD ID 39431
    Object Type PAYLOAD
    Country
    PL PL

    Conjunction Constraints

    Parameter CZ-4 DEB BRITE-PL
    Time of Closest Approach 2026-10-20T17:57:18+0000
    Collision Probability (Pc) 1.936567E-6
    Conjunction Distance (km) 1.964 km
    Relative Speed (km/s) 7.368 km/s
    Conjunction Risk Parameters R (Radial): 0.357 | I (In-track): 1.679 | C (Cross-track): -0.952
    Collision Risk Index (CRI) 0.41
    X Position (km) 21.321 23.235
    Position Y (km) -1194.734 -1194.436
    Position Z (km) 7045.12 7044.802
    Velocity X (km/s) -6.899 -5.959
    Velocity Y (km/s) 2.801 -4.412
    Velocity Z (km/s) 0.573 -0.596

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4 DEB BRITE-PL
    Semimajor Axis (a) 7156.008 km 7098.936 km
    Eccentricity (e) 0.010267 0.018909
    Inclination (i) 98.8152° 97.8039°
    RAAN 334.3789° 36.2303°
    Perigee Argument 5.9388° 344.0553°
    Mean Anomaly (M) 112.8863° 15.4741°
    Apogee 851.345 km 855.033 km
    Perigee 704.397 km 586.565 km
    Orbit Epoch 2026-10-17T23:08:10+0000 2026-10-19T18:21:36+0000

    CZ-4 DEB & BRITE-PL Collision Probability (Pc) Trend

    CZ-4 DEB & BRITE-PL Collision Probability (Pc) TrendNot Available

    CZ-4 DEB & BRITE-PL Miss Distance (Miss Distance) Trend

    CZ-4 DEB & BRITE-PL Miss Distance (Miss Distance) TrendNot Available

    CZ-4 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    BRITE-PLMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    BRITE-PLCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4 DEB

    No nearby objects data