Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.797861E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-04T22:43:44+0800
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    1 Object 1

    AOE ID 26454
    NORAD ID 26454
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 28494
    NORAD ID 28494
    Object Type PAYLOAD
    Country
    FR FR

    Conjunction Constraints

    Parameter CZ-4 DEB ESSAIM-1
    Time of Closest Approach 2026-11-05T06:46:58+0000
    Collision Probability (Pc) 1.797861E-6
    Conjunction Distance (km) 2.468 km
    Relative Speed (km/s) 14.811 km/s
    Conjunction Risk Parameters R (Radial): -1.801 | I (In-track): 0.357 | C (Cross-track): 1.65
    Collision Risk Index (CRI) 0.4
    X Position (km) 4825.839 4824.959
    Position Y (km) 1092.645 1090.716
    Position Z (km) 4929.728 4928.466
    Velocity X (km/s) -4.755 5.438
    Velocity Y (km/s) -2.66 -0.345
    Velocity Z (km/s) 5.258 -5.234

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4 DEB ESSAIM-1
    Semimajor Axis (a) 7019.860 km 6986.918 km
    Eccentricity (e) 0.005115 0.000112
    Inclination (i) 98.3093° 98.2803°
    RAAN 19.7382° 182.2664°
    Perigee Argument 20.6935° 70.9202°
    Mean Anomaly (M) 33.4910° 289.2134°
    Apogee 677.627 km 609.567 km
    Perigee 605.819 km 607.995 km
    Orbit Epoch 2026-11-03T22:17:06+0000 2026-11-03T05:42:58+0000

    CZ-4 DEB & ESSAIM-1 Collision Probability (Pc) Trend

    CZ-4 DEB & ESSAIM-1 Collision Probability (Pc) TrendNot Available

    CZ-4 DEB & ESSAIM-1 Miss Distance (Miss Distance) Trend

    CZ-4 DEB & ESSAIM-1 Miss Distance (Miss Distance) TrendNot Available

    CZ-4 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ESSAIM-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    ESSAIM-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4 DEB

    No nearby objects data