File:Trappist 1e co2 95 air 2m temperature 1.png

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Captions

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Trappist-1e surface air temperature, if Earthlike surface and strong greenhouse effect

Summary

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Description
English: Trappist-1e climate, if it has oceans and continents same way than Earth. Also strong greenhouse effect, because 95% in atmosphere is CO2, 5% N2.
Date
Source Own work
Author Merikanto

Python 3 source code Must install to anaconda Python3 version==3.6 ! Newer maybe exoplasim not function!


    1. exoplasim planet runner
    2. python 3, exoplasim
  4. basic run settings T21
    1. 17.10.2023 0000.0002a

import math import numpy as np import exoplasim as exo


timestep=30.0 years=30


Sol=1367

    1. basic input params

startemp= 2566 # assumption Earth-like

    1. Trappist 1 d
  1. flux=1.12*1367
  2. rotationperiod=4.05
  3. radius=0.78 ## rel to earth
  4. mass=0.39
  5. Trrappist 1e

flux=0.65*1367 rotationperiod=6.1 radius=0.92 ## rel to earth mass=0.69

eccentricity=0 obliquity=0

fixedorbit=True synchronous=True substellarlon=180

  1. substellarlon=0

aquaplanet=False desertplanet=False vegetation=2 ## 0 no 1 static 2 dynamic stormclim=False aerosol=False co2weathering=False outgassing=0 evolveco2=False maxsnow=-1 ## False ? ozone=False vegaccel=1 seaice=False wetsoil=False year=rotationperiod

glaciers1= { "toggle": True, "mindepth":2, "initialh":-1 }




  1. landmap="Alderaan_surf_0129.sra"
  2. topomap="Alderaan_surf_0172.sra"

landmap="sermak_surf_0129.sra" topomap="sermak_surf_0172.sra"

  1. landmap="five_surf_0129.sra"
  2. topomap="five_surf_0172.sra"
  3. landmap=None
  4. topomap=None
  1. relCO2=0.95
  2. relN2=1-relCO2
  1. relCO2=280e-6
  2. relO2=0.21
  3. relN2=1-relCO2-relO2

relCO2=0.95 relO2=0.045

relN2=1-relCO2-relO2


density=mass/np.power(radius,3)*5.519 vesc=np.sqrt(mass/radius)*11.186 geese=mass/(radius*radius) geeseg=geese*9.80665 patm=geese*mass*radius*radius ## estimation


gravity=geeseg pressure=patm


pN2=pressure*relN2 pCO2=pressure*relCO2 pO2=pressure*relO2

print(" insol ",round(flux,2) ) print(" mass ",round(mass,2) ) print(" radius ",round(radius,2) ) print(" density ",round(density,2) ) print(" vesc ",round(vesc,2) ) print(" gee_e ",round(geese,2) ) print(" Patm ",round(patm,6) )


planeta = exo.Model(workdir="planeta_run",modelname="Planeta",ncpus=4,resolution="T21",outputtype=".nc")


planeta.configure(year=year, wetsoil=wetsoil,pO2=pO2, ozone=ozone, vegaccel=vegaccel, seaice=seaice, glaciers=glaciers1, maxsnow=maxsnow, evolveco2=evolveco2, outgassing=outgassing, co2weathering=co2weathering, vegetation=vegetation, stormclim=stormclim, aerosol=aerosol,landmap=landmap, topomap=topomap,startemp=startemp, flux=flux, eccentricity=eccentricity,obliquity=obliquity,fixedorbit=fixedorbit,synchronous=synchronous,substellarlon=substellarlon,rotationperiod=rotationperiod,radius=radius,gravity=gravity,aquaplanet=aquaplanet,desertplanet=desertplanet,pN2=pN2,pCO2=pCO2,timestep=timestep,snapshots=False,physicsfilter="gp|exp|sp")

print(" Run ...") planeta.run(years=years,crashifbroken=True)

planeta.exportcfg()

planeta.run(years=years,crashifbroken=True)

planeta.finalize("Planeta",allyears=True,keeprestarts=True)

planeta.save()

Licensing

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I, the copyright holder of this work, hereby publish it under the following license:
w:en:Creative Commons
attribution share alike
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File history

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Date/TimeThumbnailDimensionsUserComment
current11:50, 17 October 2023Thumbnail for version as of 11:50, 17 October 20231,200 × 800 (434 KB)Merikanto (talk | contribs)Update
17:12, 16 October 2023Thumbnail for version as of 17:12, 16 October 20231,200 × 784 (467 KB)Merikanto (talk | contribs)Uploaded own work with UploadWizard

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