
******************   SMARTS, version 2.9.5   *******************

 Simple Model of the Atmospheric Radiative Transfer of Sunshine
     Chris A. Gueymard, Solar Consulting Services
                    December 2005

    This model is documented in FSEC Report PF-270-95
 and in a Solar Energy paper, vol. 71, No.5, 325-346 (2001)

 NOTE: These references describe v. 2.8 or earlier!!!
 See the User's Manual for details on the considerable 
 changes that followed...

****************************************************************

   Reference for this run: Example_7:Phoenix_summer_UV                                     

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* ATMOSPHERE : MLS         AEROSOL TYPE: SRA_CONTL                                                       

* INPUTS:
     Pressure (mb) =  974.000   Ground Altitude (km) =   0.3390
     Height above ground (km) =   0.0000
     Relative Humidity (%) = 72.736   Precipitable Water (cm) =  2.4928
     Ozone (atm-cm) = 0.3311 or 331.1 Dobson Units
   AEROSOLS:  Optical Depth at 500 nm = 0.0850      Optical depth at 550 nm = 0.0757
       Angstrom's Beta = 0.0365       Schuepp's B = 0.0369
     Meteorological Range (km) =  125.9   Visibility (km) =   96.4
     Alpha1 = 0.9810  Alpha2 = 1.2200   Mean Angstrom's Alpha = 1.1005
     Season = SPRING/SUMMER           

* TEMPERATURES:
     Instantaneous at site's altitude = 292.6 K
     Daily average (reference) at site's altitude = 292.6 K
     Stratospheric Ozone and NO2 (effective) = 231.8 K


The following spectral variables will be output to file: smarts295.ext.txt       

 * Direct_normal_irradiance
 * Difuse_horizn_irradiance
 * RayleighScat_trnsmittnce
 * Ozone_totl_transmittance
 * Trace_gas__transmittance
 * WaterVapor_transmittance
 * Mixed_gas__transmittance
 * Aerosol_tot_transmittnce
 * Global_horizn_irradiance
 * Global_tilted_irradiance


      Spectral ZONAL albedo data: LIGHT_SANDY_SOIL        
      with a reflection process: NON_LAMBERTIAN          


* GEOMETRY (half-angles) OF THE SIMULATED RADIOMETER (deg.):
   Slope =  0.00      Aperture =  2.90   Limit =  0.00

** WARNING #11*********
\ The radiometer's Slope and Limit angles are not provided.
\ Circumsolar calculations will therefore be performed for
\ an average geometry corresponding to the Aperture angle.



      Spectral LOCAL albedo data: LIGHT_SANDY_SOIL        
      with a reflection process: NON_LAMBERTIAN          



====================================================================================================
====================================================================================================

* SOLAR POSITION (deg.):
    Zenith Angle (apparent) = 12.043  Azimuth (from North) =  179.99

      RELATIVE OPTICAL MASSES:
  - Rayleigh =  1.022
  - Water Vapor =  1.022
  - Ozone =  1.022
  - NO2 =  1.022
  - Aerosols =  1.022

  Results below are for this specific day:
 Year = 2000   Month =  7  Day = 15   Hour (LST) = 12.567   Day of Year = 197
   In Universal Time:
   Day (UT) = 15   Hour (UT) = 19.567
   Julian Day =  2451741.250  Declination =  21.387 deg.  Radius vector = 1.01642   Equation of Time (min) =  -5.981
   Local Apparent Time (or Solar Time):  12.000



 CO2 Mixing Ratio (ppmv):  370.0



 Total column abundances (atm-cm) for all gases except H2O, and for normal/standard conditions:

    BrO       CH2O        CH4      ClNO3         CO        CO2       HNO2       HNO3        NH3

0.2500E-05 0.3000E-03 0.1220E+01 0.1200E-03 0.8296E-01 0.2855E+03 0.1000E-03 0.3822E-03 0.1558E-03


     NO        NO2        NO3         N2        N2O         O2         O3         O4        SO2

0.3138E-03 0.2177E-03 0.5000E-04 0.3448E+06 0.2290E+00 0.1613E+06 0.3311E+00 0.1613E+06 0.9910E-04



 Corrected total column abundances for all gases (atm-cm)
 with these realistic conditions: PRISTINE ATMOSPHERE     

    BrO       CH2O        CH4      ClNO3         CO        CO2       HNO2       HNO3        NH3

0.2500E-05 0.0000E+00 0.1220E+01 0.1200E-03 0.7296E-01 0.2855E+03 0.1000E-05 0.1582E-02 0.1558E-03


     NO        NO2        NO3         N2        N2O         O2         O3         O4        SO2

0.3138E-03 0.2177E-03 0.1000E-05 0.3448E+06 0.2290E+00 0.1613E+06 0.3304E+00 0.1613E+06 0.9910E-04




* ANGLES (deg.) FOR TILTED SURFACE CALCULATIONS: 
   Surface Tilt =  90.000   Surface Azimuth (from North) = 180.000
   Incidence Angle =  77.957

  Diffuse irradiance ratios (tilted plane/horizontal):
      0.5000  (isotropic approximate conversion--for reference)
      0.5230  (anisotropic conversion model--used here)



*  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *

** SPECTRUM:
   Total (0-100 m) Extraterrestrial Irradiance used here = 1323.20 W/m2
  (i.e., 0.9680 times the selected solar constant, 1367.00 W/m2, due to the actual Sun-Earth distance.)
   Source for selected solar spectrum: Gueymard_2002_unpublished                                       


Wavelength Range =  280.0 to 4000.0 nm;  Number of Wavelengths =  2002

*** BROADBAND IRRADIANCES (W/m2):

* DIRECT BEAM AT NORMAL INCIDENCE:
  Extraterrestrial = 1304.75   Terrestrial =  930.42   Atmospheric Transmittance = 0.7131

* FOR THE HORIZONTAL PLANE:
  Direct Beam =  909.95   Diffuse = 104.77   Global = 1014.72   Clearness index, KT = 0.7669
  Diffuse irradiance origination details:
   Sky diffuse =  89.62   Back-scattered diffuse =  15.15

* FOR THE TILTED PLANE: 
  Direct Beam =  194.13   Sky Diffuse = 191.80   Ground Reflected = 138.71   Global =  385.93

* EXPERIMENTAL (WITH CIRCUMSOLAR CORRECTION):
  Direct Beam, Normal Incidence =  932.19   Diffuse Horizontal = 103.04   Global Horizontal = 1014.72




*** ILLUMINANCES (klux) obtained with the Vlambda curve from CIE 1988:
 E.T. = 129.56  BEAM NORMAL = 104.88  DIFFUSE HORIZONTAL =   14.19  GLOBAL HORIZONTAL =  116.75  GLOBAL TILT =   41.05

*** PHOTOSYNTHETIC IRRADIANCE (W/m2) for 400-700 nm:
 BEAM NORMAL = 406.70  DIFFUSE HORIZONTAL =  63.76  GLOBAL HORIZONTAL = 461.50  GLOBAL TILT = 162.91

*** PHOTOSYNTHETIC PHOTON FLUX DENSITY (mol m-2 s-1) for 400-700 nm:
 BEAM NORMAL = 1872.8  DIFFUSE HORIZONTAL =  275.2  GLOBAL HORIZONTAL = 2106.8  GLOBAL TILT =  748.0

      ILLUMINANCES WITH CIRCUMSOLAR CORRECTION (klux):
       BEAM NORMAL = 105.11   DIFFUSE =   13.95

*** LUMINOUS EFFICACY (lm/W):
 E.T. =  97.91   BEAM = 112.719   DIFFUSE = 135.401   GLOBAL = 115.061   GLOBAL TILT = 106.368

      LUMINOUS EFFICACY WITH CIRCUMSOLAR CORRECTION (lm/W):
       BEAM = 112.759   DIFFUSE = 135.424




*** UV IRRADIANCES (W/m2):

 TOTAL UV-A IRRADIANCE (315-400 nm) =  61.41104
 TOTAL UV-B IRRADIANCE (280-315 nm) =  1.84329

 TOTAL UV-A IRRADIANCE (320-400 nm) =  59.81945
 TOTAL UV-B IRRADIANCE (280-320 nm) =  3.41151


*** ACTION-WEIGHTED DOSE RATES (W/m2) USING SELECTED ACTION CURVES

 ERYTHEMAL C.I.E. (McKinley & Diffey, 1987) = 0.2453E+00
 ERYTHEMAL from Green et al. (1974) = 0.1664E+00
 ERYTHEMAL from Green et al. (1975) = 0.2070E+00
 ERYTHEMAL from Diffey (1982) modified by Bjorn (1989) = 0.3265E+00
 DNA DAMAGE from Setlow (1974) = 0.4790E-02
 PHOTOSYNTHESIS INHIBITION from Caldwell et al. (1986) = 0.1794E+01
 ACGIH SAFETY SPECTRUM from Wester (1981) = 0.4888E-01
 BIOLOGICAL ACTION from Caldwell (1971) and Green (1974) = 0.7719E-01
 POLYCHROMATIC ACTION FOR HIGHER PLANTS from Caldwell et al. (1986) = 0.1891E+00
 SYSTEMIC IMMUNOSUPPRESSION from deFabo et al. (1990)    = 0.3700E+00
 DNA TO PROTEIN CROSSLINKS from Peak & Peak (1986) = 0.3739E-01
 SKIN CARCINOGENESIS from deGruijl & VanderLeun (1994) = 0.5565E+00 (humans); 0.2032E+00 (mice)


*** DOSE RATE IN MED/h from an ideal Robertson-Berger instrument = 0.4205E+01


*** UV Index =   9.810



====================================================================================================
====================================================================================================

* SOLAR POSITION (deg.):
    Zenith Angle (apparent) = 19.643  Azimuth (from North) =  180.03

      RELATIVE OPTICAL MASSES:
  - Rayleigh =  1.061
  - Water Vapor =  1.062
  - Ozone =  1.061
  - NO2 =  1.062
  - Aerosols =  1.062

  Results below are for this specific day:
 Year = 2000   Month =  8  Day = 15   Hour (LST) = 12.540   Day of Year = 228
   In Universal Time:
   Day (UT) = 15   Hour (UT) = 19.540
   Julian Day =  2451772.250  Declination =  13.785 deg.  Radius vector = 1.01264   Equation of Time (min) =  -4.316
   Local Apparent Time (or Solar Time):  12.001



* ANGLES (deg.) FOR TILTED SURFACE CALCULATIONS: 
   Surface Tilt =  90.000   Surface Azimuth (from North) = 180.000
   Incidence Angle =  70.357

  Diffuse irradiance ratios (tilted plane/horizontal):
      0.5000  (isotropic approximate conversion--for reference)
      0.5852  (anisotropic conversion model--used here)



*  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *

** SPECTRUM:
   Total (0-100 m) Extraterrestrial Irradiance used here = 1333.10 W/m2
  (i.e., 0.9752 times the selected solar constant, 1367.00 W/m2, due to the actual Sun-Earth distance.)
   Source for selected solar spectrum: Gueymard_2002_unpublished                                       


Wavelength Range =  280.0 to 4000.0 nm;  Number of Wavelengths =  2002

*** BROADBAND IRRADIANCES (W/m2):

* DIRECT BEAM AT NORMAL INCIDENCE:
  Extraterrestrial = 1314.50   Terrestrial =  929.63   Atmospheric Transmittance = 0.7072

* FOR THE HORIZONTAL PLANE:
  Direct Beam =  875.53   Diffuse = 104.38   Global =  979.91   Clearness index, KT = 0.7351
  Diffuse irradiance origination details:
   Sky diffuse =  89.43   Back-scattered diffuse =  14.95

* FOR THE TILTED PLANE: 
  Direct Beam =  312.51   Sky Diffuse = 191.78   Ground Reflected = 136.97   Global =  504.29

* EXPERIMENTAL (WITH CIRCUMSOLAR CORRECTION):
  Direct Beam, Normal Incidence =  931.46   Diffuse Horizontal = 102.66   Global Horizontal =  979.91




*** ILLUMINANCES (klux) obtained with the Vlambda curve from CIE 1988:
 E.T. = 130.52  BEAM NORMAL = 104.81  DIFFUSE HORIZONTAL =   14.15  GLOBAL HORIZONTAL =  112.86  GLOBAL TILT =   54.44

*** PHOTOSYNTHETIC IRRADIANCE (W/m2) for 400-700 nm:
 BEAM NORMAL = 406.13  DIFFUSE HORIZONTAL =  63.59  GLOBAL HORIZONTAL = 446.08  GLOBAL TILT = 214.65

*** PHOTOSYNTHETIC PHOTON FLUX DENSITY (mol m-2 s-1) for 400-700 nm:
 BEAM NORMAL = 1871.0  DIFFUSE HORIZONTAL =  274.5  GLOBAL HORIZONTAL = 2036.6  GLOBAL TILT =  986.9

      ILLUMINANCES WITH CIRCUMSOLAR CORRECTION (klux):
       BEAM NORMAL = 105.06   DIFFUSE =   13.92

*** LUMINOUS EFFICACY (lm/W):
 E.T. =  97.91   BEAM = 112.744   DIFFUSE = 135.530   GLOBAL = 115.171   GLOBAL TILT = 107.945

      LUMINOUS EFFICACY WITH CIRCUMSOLAR CORRECTION (lm/W):
       BEAM = 112.787   DIFFUSE = 135.551




*** UV IRRADIANCES (W/m2):

 TOTAL UV-A IRRADIANCE (315-400 nm) =  58.99284
 TOTAL UV-B IRRADIANCE (280-315 nm) =  1.69924

 TOTAL UV-A IRRADIANCE (320-400 nm) =  57.49038
 TOTAL UV-B IRRADIANCE (280-320 nm) =  3.17945


*** ACTION-WEIGHTED DOSE RATES (W/m2) USING SELECTED ACTION CURVES

 ERYTHEMAL C.I.E. (McKinley & Diffey, 1987) = 0.2237E+00
 ERYTHEMAL from Green et al. (1974) = 0.1493E+00
 ERYTHEMAL from Green et al. (1975) = 0.1856E+00
 ERYTHEMAL from Diffey (1982) modified by Bjorn (1989) = 0.2938E+00
 DNA DAMAGE from Setlow (1974) = 0.4209E-02
 PHOTOSYNTHESIS INHIBITION from Caldwell et al. (1986) = 0.1682E+01
 ACGIH SAFETY SPECTRUM from Wester (1981) = 0.4335E-01
 BIOLOGICAL ACTION from Caldwell (1971) and Green (1974) = 0.6922E-01
 POLYCHROMATIC ACTION FOR HIGHER PLANTS from Caldwell et al. (1986) = 0.1780E+00
 SYSTEMIC IMMUNOSUPPRESSION from deFabo et al. (1990)    = 0.3489E+00
 DNA TO PROTEIN CROSSLINKS from Peak & Peak (1986) = 0.3436E-01
 SKIN CARCINOGENESIS from deGruijl & VanderLeun (1994) = 0.5087E+00 (humans); 0.1838E+00 (mice)


*** DOSE RATE IN MED/h from an ideal Robertson-Berger instrument = 0.3836E+01


*** UV Index =   8.949


