Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.258124E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T07:07:46+0800
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    1 Object 1

    AOE ID 31514
    NORAD ID 31514
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 42961
    NORAD ID 42961
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB IRIDIUM 132
    Time of Closest Approach 2026-09-13T03:44:10+0000
    Collision Probability (Pc) 2.258124E-6
    Conjunction Distance (km) 2.212 km
    Relative Speed (km/s) 14.913 km/s
    Conjunction Risk Parameters R (Radial): 0.673 | I (In-track): -0.147 | C (Cross-track): 2.101
    Collision Risk Index (CRI) 0.42
    X Position (km) -4609.728 -4608.984
    Position Y (km) 1277.682 1279.632
    Position Z (km) 5315.722 5314.992
    Velocity X (km/s) 5.694 -5.518
    Velocity Y (km/s) 0.286 0.805
    Velocity Z (km/s) 4.852 -4.966

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB IRIDIUM 132
    Semimajor Axis (a) 7194.980 km 7155.805 km
    Eccentricity (e) 0.005514 0.000222
    Inclination (i) 99.2381° 86.4028°
    RAAN 169.7599° 349.5792°
    Perigee Argument 69.7870° 94.9989°
    Mean Anomaly (M) 290.9224° 265.1460°
    Apogee 856.515 km 779.256 km
    Perigee 777.171 km 776.080 km
    Orbit Epoch 2026-09-08T05:20:42+0000 2026-09-10T13:10:11+0000

    FENGYUN 1C DEB & IRIDIUM 132 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & IRIDIUM 132 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & IRIDIUM 132 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & IRIDIUM 132 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 132Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 132Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data