Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.955567E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T20:24:15+0800
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    1 Object 1

    AOE ID 36263
    NORAD ID 36263
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 49260
    NORAD ID 49260
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB LANDSAT 9
    Time of Closest Approach 2026-10-19T18:56:39+0000
    Collision Probability (Pc) 2.955567E-6
    Conjunction Distance (km) 1.972 km
    Relative Speed (km/s) 14.697 km/s
    Conjunction Risk Parameters R (Radial): -1.098 | I (In-track): -0.352 | C (Cross-track): -1.598
    Collision Risk Index (CRI) 0.44
    X Position (km) -5017.639 -5016.591
    Position Y (km) -829.921 -831.407
    Position Z (km) 4921.845 4921.084
    Velocity X (km/s) 4.778 -5.298
    Velocity Y (km/s) 2.445 0.635
    Velocity Z (km/s) 5.266 -5.279

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB LANDSAT 9
    Semimajor Axis (a) 7107.288 km 7080.638 km
    Eccentricity (e) 0.003700 0.000129
    Inclination (i) 98.9769° 98.2158°
    RAAN 197.3015° 0.8055°
    Perigee Argument 54.9559° 86.3445°
    Mean Anomaly (M) 305.5095° 273.7901°
    Apogee 755.451 km 703.417 km
    Perigee 702.851 km 701.585 km
    Orbit Epoch 2026-10-18T22:51:06+0000 2026-10-19T05:08:29+0000

    FENGYUN 1C DEB & LANDSAT 9 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & LANDSAT 9 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & LANDSAT 9 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & LANDSAT 9 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    LANDSAT 9Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    LANDSAT 9Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data