Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.008879E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T06:42:01+0800
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    1 Object 1

    AOE ID 37926
    NORAD ID 37926
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 43572
    NORAD ID 43572
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB IRIDIUM 165
    Time of Closest Approach 2026-09-16T16:55:52+0000
    Collision Probability (Pc) 1.008879E-6
    Conjunction Distance (km) 2.658 km
    Relative Speed (km/s) 6.776 km/s
    Conjunction Risk Parameters R (Radial): 2.511 | I (In-track): -0.769 | C (Cross-track): -0.409
    Collision Risk Index (CRI) 0.35
    X Position (km) -1722.133 -1721.898
    Position Y (km) -116.594 -116.742
    Position Z (km) 6933.131 6935.774
    Velocity X (km/s) -5.958 -6.85
    Velocity Y (km/s) 4.298 -2.411
    Velocity Z (km/s) -1.428 -1.737

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB IRIDIUM 165
    Semimajor Axis (a) 7184.030 km 7155.806 km
    Eccentricity (e) 0.005370 0.000209
    Inclination (i) 98.7042° 86.4008°
    RAAN 324.8617° 19.4127°
    Perigee Argument 138.0364° 93.0836°
    Mean Anomaly (M) 15.0524° 267.0599°
    Apogee 844.471 km 779.165 km
    Perigee 767.315 km 776.173 km
    Orbit Epoch 2026-09-15T15:54:36+0000 2026-09-14T14:13:02+0000

    FENGYUN 1C DEB & IRIDIUM 165 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & IRIDIUM 165 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & IRIDIUM 165 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & IRIDIUM 165 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 165Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 165Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data