Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.945057E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-24T21:10:38+0800
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    1 Object 1

    AOE ID 28375
    NORAD ID 28375
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 31364
    NORAD ID 31364
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter AMSAT ECHO FENGYUN 1C DEB
    Time of Closest Approach 2026-10-24T15:06:46+0000
    Collision Probability (Pc) 2.945057E-5
    Conjunction Distance (km) 0.976 km
    Relative Speed (km/s) 14.716 km/s
    Conjunction Risk Parameters R (Radial): 0.601 | I (In-track): -0.141 | C (Cross-track): -0.755
    Collision Risk Index (CRI) 0.64
    X Position (km) 1147.203 1147.863
    Position Y (km) 6304.861 6304.196
    Position Z (km) -3182.574 -3182.304
    Velocity X (km/s) 0.659 1.912
    Velocity Y (km/s) -3.386 2.977
    Velocity Z (km/s) -6.602 6.608

    Orbital Parameters 国际轨道数据源

    Parameter AMSAT ECHO FENGYUN 1C DEB
    Semimajor Axis (a) 7123.692 km 7212.046 km
    Eccentricity (e) 0.008118 0.008771
    Inclination (i) 98.6804° 99.2686°
    RAAN 263.2212° 74.0042°
    Perigee Argument 92.1382° 340.3887°
    Mean Anomaly (M) 268.9107° 19.3920°
    Apogee 803.388 km 897.170 km
    Perigee 687.722 km 770.648 km
    Orbit Epoch 2026-10-23T19:52:23+0000 2026-10-23T15:31:12+0000

    AMSAT ECHO & FENGYUN 1C DEB Collision Probability (Pc) Trend

    AMSAT ECHO & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    AMSAT ECHO & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    AMSAT ECHO & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    AMSAT ECHOMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    AMSAT ECHOCollision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with AMSAT ECHO

    No nearby objects data