Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.088557E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-07T20:54:22+0800
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    1 Object 1

    AOE ID 31553
    NORAD ID 31553
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 35139
    NORAD ID 35139
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB FENGYUN 1C DEB
    Time of Closest Approach 2026-10-08T00:01:07+0000
    Collision Probability (Pc) 1.088557E-6
    Conjunction Distance (km) 2.727 km
    Relative Speed (km/s) 8.274 km/s
    Conjunction Risk Parameters R (Radial): -1.718 | I (In-track): 1.772 | C (Cross-track): -1.156
    Collision Risk Index (CRI) 0.36
    X Position (km) -861.958 -863.318
    Position Y (km) -996.946 -995.285
    Position Z (km) 7049.447 7047.767
    Velocity X (km/s) -7.308 -1.781
    Velocity Y (km/s) 1.229 7.21
    Velocity Z (km/s) -0.708 0.751

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB FENGYUN 1C DEB
    Semimajor Axis (a) 7162.035 km 7198.386 km
    Eccentricity (e) 0.002741 0.006894
    Inclination (i) 98.9873° 98.5884°
    RAAN 349.9542° 280.7935°
    Perigee Argument 309.6020° 155.5330°
    Mean Anomaly (M) 202.4185° 204.9145°
    Apogee 803.530 km 869.874 km
    Perigee 764.266 km 770.624 km
    Orbit Epoch 2026-10-06T16:25:42+0000 2026-10-05T17:34:00+0000

    FENGYUN 1C DEB & FENGYUN 1C DEB Collision Probability (Pc) Trend

    FENGYUN 1C DEB & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data