Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.065362E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T15:49:34+0800
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    1 Object 1

    AOE ID 38510
    NORAD ID 38510
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 42957
    NORAD ID 42957
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB IRIDIUM 122
    Time of Closest Approach 2026-10-28T05:43:50+0000
    Collision Probability (Pc) 1.065362E-6
    Conjunction Distance (km) 2.14 km
    Relative Speed (km/s) 3.734 km/s
    Conjunction Risk Parameters R (Radial): -2.03 | I (In-track): 0.648 | C (Cross-track): -0.189
    Collision Risk Index (CRI) 0.36
    X Position (km) 2411.39 2411.156
    Position Y (km) -1888.295 -1888.174
    Position Z (km) -6478.997 -6476.874
    Velocity X (km/s) 3.364 5.92
    Velocity Y (km/s) -5.962 -3.244
    Velocity Z (km/s) 3.022 3.151

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB IRIDIUM 122
    Semimajor Axis (a) 7223.932 km 7155.807 km
    Eccentricity (e) 0.009697 0.000202
    Inclination (i) 98.6031° 86.3962°
    RAAN 301.8404° 330.2022°
    Perigee Argument 320.9901° 93.3996°
    Mean Anomaly (M) 38.4305° 266.7432°
    Apogee 915.849 km 779.120 km
    Perigee 775.741 km 776.220 km
    Orbit Epoch 2026-10-26T18:22:24+0000 2026-10-26T18:52:11+0000

    FENGYUN 1C DEB & IRIDIUM 122 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & IRIDIUM 122 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & IRIDIUM 122 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & IRIDIUM 122 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 122Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 122Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data