Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.501177E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-02T10:59:06+0800
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    1 Object 1

    AOE ID 31667
    NORAD ID 31667
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 42807
    NORAD ID 42807
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB IRIDIUM 118
    Time of Closest Approach 2026-11-02T07:11:47+0000
    Collision Probability (Pc) 1.501177E-6
    Conjunction Distance (km) 2.627 km
    Relative Speed (km/s) 13.091 km/s
    Conjunction Risk Parameters R (Radial): -2.499 | I (In-track): -0.388 | C (Cross-track): 0.706
    Collision Risk Index (CRI) 0.39
    X Position (km) 57.436 57.884
    Position Y (km) -1141.55 -1140.503
    Position Z (km) -7075.621 -7073.254
    Velocity X (km/s) -7.413 3.281
    Velocity Y (km/s) 0.84 -6.597
    Velocity Z (km/s) -0.216 1.091

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB IRIDIUM 118
    Semimajor Axis (a) 7190.618 km 7155.804 km
    Eccentricity (e) 0.004990 0.000228
    Inclination (i) 99.0440° 86.3924°
    RAAN 172.4233° 296.1636°
    Perigee Argument 239.1482° 89.2186°
    Mean Anomaly (M) 120.4781° 270.9270°
    Apogee 848.365 km 779.295 km
    Perigee 776.597 km 776.039 km
    Orbit Epoch 2026-11-01T11:23:10+0000 2026-11-01T16:30:23+0000

    FENGYUN 1C DEB & IRIDIUM 118 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & IRIDIUM 118 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & IRIDIUM 118 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & IRIDIUM 118 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 118Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 118Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data