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Atmospheric Receptor File: Data

This section describes the different data field found in the Atmospheric Receptor Files. Both receptor files, Snapshot and Time Series File, hold the same data fields (see Introduction).

Data contained in the Atmospheric Receptor Files:

FIELD               UNIT             MEANING 
 
Date                -                Date of the Model Time (String)
Time                -                Model Time of Clock at Output (String)
modTime             min              Model Time in min since Start
z                   m                Model Height of Data
u                   m/s              Wind Speed u-component
v                   m/s              Wind Speed v-component
w                   m/s              Wind Speed w-component
wSpeed              m/s              Total Wind Speed
wDir                °                Wind Direction, 0=North, Rotation corrected
T                   K                Air Temperature
dT/dt               K/h              Change of Air Temperature with Time (see remark 1)
q                   g/kg             Specific Humidity Air
q.rel               %                Relative Humidity Air
Km.vert             m²/s             Vertical Exchange Coefficient Impulse
Km.vert.nrm         -                Vertical Km normed with logarithmic law 
Km.hor              m²/s             Horizontal Exchange Coefficient Impulse
E                   m2/s2            Turbulent Kinetic Energy
e (eps)             m3/s2            Dissipation of TKE
TMRT                K                Mean Radiant Temperature 
LAD                 m2/m3            Leaf Area Density
Tleaf               K                Leaf Foliage Temperature (0 if no leafs)
Hleaf               W/m²2            Sensible Heat Flux from Leafs to Air (see remark 2)
LEleaf              W/m²2            Latent Heat Flux from Leafs to Air (see remark 2)
RS                  m/s              Stomata Resistance (0 if no leafs)
CO2                 mg/m³            CO2 Concentration
CO2.flx             mg/(kg*s)        CO2 Flux at plants (if A-gs model used)
SW.dir              W/m2             Shortwave Direct Radiation (see remark 3)
SW.dif              W/m2             Shortwave Diffuse Radiation
Press.p             Pa               Pressure Perturbation
Mass                mg/m3            Mass Concentration 
E.mech                               Mechanical Production of TKE
Rlw.Warming         K/h              Air Temperature Change due to Longwave Flux Divergence
SVF.bldg                             Sky-View Factor (only buildings)
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