File:Trappist 1e as ocean planet co2 280ppmv tas 1.png

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Trappist 1e as ocean planet and CO2 280 ppmv

Summary

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Description
English: Trappist 1e as ocean planet and Earth-like 0.48 bar atmosphere, CO2 in atmosphere 280 ppmv
Date
Source Own work
Author Merikanto

Simulated with Exoplasim, visualized with Panoply.

Python 3 code


    1. exoplasim planet runner
    2. python 3, exoplasim
  1. basic run settings T21
    1. 29.10.2023 0000.0002a2

import math import numpy as np import exoplasim as exo

timestep=30.0 years=30


Sol=1361.5

    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. Trappist 1e
  6. insol 884.98
  7. mass 0.69
  8. radius 0.92
  9. density 4.89
  10. vesc 9.69
  11. gee_e 0.82
  12. Patm 0.647368


flux=0.65*1361.5 rotationperiod=6.1 radius=0.92 ## rel to earth mass=0.69

eccentricity=0 obliquity=0

fixedorbit=True synchronous=True

  1. substellarlon=0

substellarlon=0 aquaplanet=True 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"
  3. landmap="sermak_surf_0129.sra"
  4. topomap="sermak_surf_0172.sra"
  5. landmap="five_surf_0129.sra"
  6. topomap="five_surf_0172.sra"

landmap=None topomap=None

  1. relCO2=0.95
  2. relN2=1-relCO2

relCO2=280e-6 relO2=0.21 relN2=1-relCO2-relO2

  1. relCO2=0.95
  2. relO2=0.045
  1. 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

patm1=geese*mass*radius*radius ## estimation patm2=math.pow(radius, 2.4)

gravity=geeseg pressure=(patm1+patm2)/2

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(pressure,6) )


  1. quit(-1)

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
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File history

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Date/TimeThumbnailDimensionsUserComment
current08:20, 29 October 2023Thumbnail for version as of 08:20, 29 October 20231,632 × 1,088 (706 KB)Merikanto (talk | contribs)Update
17:12, 17 October 2023Thumbnail for version as of 17:12, 17 October 20231,200 × 800 (422 KB)Merikanto (talk | contribs)Uploaded own work with UploadWizard

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