Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.309654E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T06:39:01+0800
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    1 Object 1

    AOE ID 30362
    NORAD ID 30362
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 41919
    NORAD ID 41919
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB IRIDIUM 109
    Time of Closest Approach 2026-09-17T10:38:17+0000
    Collision Probability (Pc) 4.309654E-6
    Conjunction Distance (km) 1.708 km
    Relative Speed (km/s) 14.085 km/s
    Conjunction Risk Parameters R (Radial): 1.627 | I (In-track): 0.182 | C (Cross-track): -0.487
    Collision Risk Index (CRI) 0.48
    X Position (km) -461.16 -460.8
    Position Y (km) -1236.93 -1237.098
    Position Z (km) -7043.782 -7042.121
    Velocity X (km/s) -7.325 4.785
    Velocity Y (km/s) -1.346 5.559
    Velocity Z (km/s) 0.722 -1.29

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB IRIDIUM 109
    Semimajor Axis (a) 7224.816 km 7155.817 km
    Eccentricity (e) 0.009117 0.000216
    Inclination (i) 99.0503° 86.3941°
    RAAN 189.0894° 50.7812°
    Perigee Argument 286.3022° 91.6648°
    Mean Anomaly (M) 72.8138° 268.4795°
    Apogee 912.546 km 779.223 km
    Perigee 780.812 km 776.137 km
    Orbit Epoch 2026-09-15T06:22:33+0000 2026-09-15T08:52:14+0000

    FENGYUN 1C DEB & IRIDIUM 109 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & IRIDIUM 109 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & IRIDIUM 109 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & IRIDIUM 109 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 109Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 109Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data