Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.244952E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T05:02:05+0800
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    1 Object 1

    AOE ID 31536
    NORAD ID 31536
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    Name HJ-2E
    AOE ID 54035
    NORAD ID 54035
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB HJ-2E
    Time of Closest Approach 2026-10-17T23:12:11+0000
    Collision Probability (Pc) 1.244952E-6
    Conjunction Distance (km) 2.781 km
    Relative Speed (km/s) 10.988 km/s
    Conjunction Risk Parameters R (Radial): 2.536 | I (In-track): -0.781 | C (Cross-track): 0.833
    Collision Risk Index (CRI) 0.37
    X Position (km) 1205.42 1206.302
    Position Y (km) -597.209 -596.374
    Position Z (km) -6753.001 -6755.502
    Velocity X (km/s) -7.115 2.81
    Velocity Y (km/s) -2.768 -6.969
    Velocity Z (km/s) -1.018 1.12

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB HJ-2E
    Semimajor Axis (a) 7073.248 km 6882.898 km
    Eccentricity (e) 0.027562 0.000429
    Inclination (i) 98.2182° 97.3854°
    RAAN 198.4039° 291.7247°
    Perigee Argument 269.8616° 331.2784°
    Mean Anomaly (M) 87.1004° 28.8214°
    Apogee 890.062 km 507.715 km
    Perigee 500.160 km 501.807 km
    Orbit Epoch 2026-10-16T04:51:12+0000 2026-10-16T14:23:23+0000

    FENGYUN 1C DEB & HJ-2E Collision Probability (Pc) Trend

    FENGYUN 1C DEB & HJ-2E Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & HJ-2E Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & HJ-2E Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HJ-2EMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    HJ-2ECollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data