##General options ##~~~~~~~~~~~~~~~ #Run with or without tracer transport ? tracer=.true. #Diurnal cycle ? if diurnal=False, diurnal averaged solar heating diurnal=.true. #Seasonal cycle ? if season=False, Ls stays constant, to value set in "start" season = .true. #write some more output on the screen ? lwrite = .false. #Save statistics in file "stats.nc" ? callstats =.false. #Save EOF profiles in file "profiles" for Climate Database? calleofdump = .false. #Directory where external input files are: datadir=datadir ## use (read/write) a startfi.nc file? (default=.true.) startphy_file = .false. surfemis =0.5 surfalbedo =0.5 ## Dust scenario. Used if the dust is prescribed (i.e. if tracer=F or active=F) ## ~~~~~~~~~~~~~ # =1 Dust opt.deph read in startfi; =2 Viking scenario; =3 MGS scenario, # =4 Mars Year 24 from TES assimilation (old version of MY24; dust_tes.nc file) # =6 "cold" (low dust) scenario ; =7 "warm" (high dust) scenario # =8 "clim" scenario # =24 Mars Year 24 from TES assimilation (ie: MCD reference case) # =25 Mars Year 25 from TES assimilation (ie: a year with a global dust storm) # =26 Mars Year 26 from TES assimilation iaervar = 8 # Dust opacity at 700 Pa (when constant, i.e. for the iaervar=1 case) tauvis=0.5 # Dust vertical distribution: # (=0: old distrib. (Pollack90), =1: top set by "topdustref", # =2: Viking scenario; =3 MGS scenario) iddist = 3 # Dust top altitude (km). (Matters only if iddist=1) topdustref = 55. ## Physical Parameterizations : ## ~~~~~~~~~~~~~~~~~~~~~~~~~~ # call radiative transfer ? callrad = .false. # call NLTE radiative schemes ? matters only if callrad=T callnlte = .false. # NLTE 15um scheme to use. # 0-> Old scheme, static oxygen # 1-> Old scheme, dynamic oxygen # 2-> New scheme nltemodel = 0 # call CO2 NIR absorption ? matters only if callrad=T callnirco2 = .false. # NIR NLTE correction ? matters only if callnirco2=T nircorr=0 # call turbulent vertical diffusion ? calldifv = .false. # call convective adjustment ? calladj = .false. # Thermals calltherm = .false. callrichsl = .false. # call CO2 condensation ? callcond =.false. # call thermal conduction in the soil ? callsoil = .false. # call Lott's gravity wave/subgrid topography scheme ? calllott = .false. calllott_nonoro = .false. # Impose polar cap surface albedos as observed by TES? TESicealbedo = .true. ## Coefficient for Northern cap albedoes TESice_Ncoef=1.6 ## Coefficient for Southern cap albedoes TESice_Scoef=1.6 ## Radiative transfer options : ## ~~~~~~~~~~~~~~~~~~~~~~~~~~ # the rad.transfer is computed every "iradia" physical timestep iradia = 1 # Output of the exchange coefficient mattrix ? for diagnostic only callg2d = .false. # Rayleigh scattering : (should be .false. for now) rayleigh = .false. ## Tracer (dust water, ice and/or chemical species) options (used if tracer=T): ## ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ # DUST: Transported dust ? (if >0, use 'dustbin' dust bins) dustbin = 0 # DUST: Radiatively active dust ? (matters if dustbin>0) active = .false. # DUST: use mass and number mixing ratios to predict dust size ? doubleq = .false. # DUST: lifted by GCM surface winds ? lifting = .false. # DUST: lifted by dust devils ? callddevil = .false. # DUST: Scavenging by H2O snowfall ? scavenging = .false. # DUST: Scavenging by instantaneous CO2 snowfall ? scavco2cond = .false. # DUST: freedust ? freedust=.false. # DUST: dust injection scheme (if >0, use 'dustinjection') dustinjection=0 # DUST: dust injection scheme coefficient coeff_injection=0.25 # DUST: Rocket Dust Storm scheme rdstorm=.false. # DUST: slpwind scheme slpwind = .false. # DUST/WATERICE: Gravitationnal sedimentation ? sedimentation = .false. # WATERICE: Radiatively active transported atmospheric water ice ? activice = .false. # WATER: Compute water cycle water = .false. # WATER: Microphysical scheme for water-ice clouds? microphys = .false. # WATER: Microphysical time step for water-ice clouds? (30 by default) #imicro = 100 # WATER: parameter contact mteta = 0.95 # WATER: current permanent caps at both poles. True IS RECOMMENDED # (with .true., North cap is a source of water and South pole # is a cold trap) caps = .true. # WATER: Water ice albedo ? albedo_h2o_ice = 0.35 # WATER: Water ice thermal inertia inert_h2o_ice = 800 # WATER: Frost thickness threshold for albedo frost_albedo_threshold = 0.005 nuice_sed=0.1 # PHOTOCHEMISTRY: include chemical species photochem = .false. #WATER: subgrid clouds CLFvarying=.false. #WATER: subgrid clouds CLFfixval=1 #WATER: naerkind naerkind=0 ## Thermospheric options (relevant if tracer=T) : ##~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ # call thermosphere ? callthermos = .false. # WATER: included without cycle (only if water=.false.) thermoswater = .false. # call thermal conduction ? (only if callthermos=.true.) callconduct = .false. # call EUV heating ? (only if callthermos=.true.) calleuv=.false. # call molecular viscosity ? (only if callthermos=.true.) callmolvis = .false. # call molecular diffusion ? (only if callthermos=.true.) callmoldiff = .false. # call thermospheric photochemistry ? (only if callthermos=.true.) thermochem = .false. # date for solar flux calculation: (1985 < date < 2002) ## (Solar min=1996.4 ave=1993.4 max=1990.6) solarcondate = 1993.4