Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.739914E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T05:50:27+0800
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    1 Object 1

    AOE ID 43601
    NORAD ID 43601
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 65851
    NORAD ID 65851
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter CZ-4C DEB SHIYAN 30 01
    Time of Closest Approach 2026-10-12T23:16:06+0000
    Collision Probability (Pc) 1.739914E-6
    Conjunction Distance (km) 2.454 km
    Relative Speed (km/s) 13.768 km/s
    Conjunction Risk Parameters R (Radial): 1.84 | I (In-track): -0.672 | C (Cross-track): 1.478
    Collision Risk Index (CRI) 0.4
    X Position (km) 1622.331 1624.13
    Position Y (km) 6578.819 6580.429
    Position Z (km) 1614.343 1613.909
    Velocity X (km/s) 0.67 -5.959
    Velocity Y (km/s) -1.984 2.451
    Velocity Z (km/s) 7.252 -3.97

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4C DEB SHIYAN 30 01
    Semimajor Axis (a) 6930.365 km 6969.848 km
    Eccentricity (e) 0.006110 0.000163
    Inclination (i) 98.3467° 34.9884°
    RAAN 77.3592° 280.2246°
    Perigee Argument 160.0375° 32.1681°
    Mean Anomaly (M) 200.3260° 327.9123°
    Apogee 594.572 km 592.850 km
    Perigee 509.884 km 590.572 km
    Orbit Epoch 2026-10-12T05:39:10+0000 2026-10-12T06:30:45+0000

    CZ-4C DEB & SHIYAN 30 01 Collision Probability (Pc) Trend

    CZ-4C DEB & SHIYAN 30 01 Collision Probability (Pc) TrendNot Available

    CZ-4C DEB & SHIYAN 30 01 Miss Distance (Miss Distance) Trend

    CZ-4C DEB & SHIYAN 30 01 Miss Distance (Miss Distance) TrendNot Available

    CZ-4C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SHIYAN 30 01Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    SHIYAN 30 01Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4C DEB

    No nearby objects data