Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.63442E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T02:13:05+0800
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    1 Object 1

    AOE ID 43627
    NORAD ID 43627
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 59281
    NORAD ID 59281
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter CZ-4C DEB YUNHAI 2-2B
    Time of Closest Approach 2026-10-19T04:26:31+0000
    Collision Probability (Pc) 9.63442E-7
    Conjunction Distance (km) 2.735 km
    Relative Speed (km/s) 6.712 km/s
    Conjunction Risk Parameters R (Radial): -1.647 | I (In-track): -1.942 | C (Cross-track): -0.994
    Collision Risk Index (CRI) 0.35
    X Position (km) 6363.726 6361.887
    Position Y (km) 2492.973 2491.607
    Position Z (km) 2191.484 2192.978
    Velocity X (km/s) 2.684 -0.266
    Velocity Y (km/s) -0.489 5.299
    Velocity Z (km/s) -6.924 -5.238

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4C DEB YUNHAI 2-2B
    Semimajor Axis (a) 7153.629 km 7176.530 km
    Eccentricity (e) 0.012105 0.000475
    Inclination (i) 100.5840° 50.0097°
    RAAN 196.7235° 220.1120°
    Perigee Argument 58.1443° 264.9563°
    Mean Anomaly (M) 303.1451° 95.0810°
    Apogee 862.089 km 801.799 km
    Perigee 688.895 km 794.987 km
    Orbit Epoch 2026-10-18T04:16:23+0000 2026-10-18T10:55:02+0000

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

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

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

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

    CZ-4C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YUNHAI 2-2BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    YUNHAI 2-2BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4C DEB

    No nearby objects data