File:Trappist 1d earthlike longitude 180 air 2m temperature 1.png
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Summary
[edit]DescriptionTrappist 1d earthlike longitude 180 air 2m temperature 1.png |
English: Temperature of Trappist-1d, if it is Earth-like. Measured mass , radius, insolation and period of Trappist-1d. CO2 280 ppm, assumed N2 atmosphere. |
Date | |
Source | Own work |
Author | Merikanto |
Camera location | 0° 00′ 00″ N, 180° 00′ 00″ E | View this and other nearby images on: OpenStreetMap | 0.000000; 180.000000 |
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Source of Tarrpist1 data is
https://phl.upr.edu/projects/habitable-exoplanets-catalog
Exoplasim pip install exoplasim[netcdf4]
https://github.com/alphaparrot/ExoPlaSim
Exoplasim run at ubuntu , anaconta, python 3.9, openmpi
Run 30 years
-
- exoplasim planet runner
- python 3, exoplasim
- basic run settings T21
-
- 16.10.2023 0000.0000
-
import math
import numpy as np
import exoplasim as exo
timestep=30.0
years=30
Sol=1367
- basic input params
- Trappist 1 d
startemp= 2566 # assumption Earth-like
flux=1.12*1367
rotationperiod=4.05
eccentricity=0
obliquity=0
radius=0.78 ## rel to earth
mass=0.39
fixedorbit=True
synchronous=True
aquaplanet=False
desertplanet=False
relCO2=280e-6
relN2=1-relCO2
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
planeta = exo.Model(workdir="planeta_run",modelname="Planeta",ncpus=4,resolution="T21",outputtype=".nc")
planeta.configure(startemp=startemp, flux=flux, eccentricity=eccentricity,obliquity=obliquity, fixedorbit=fixedorbit,synchronous=synchronous,rotationperiod=rotationperiod,radius=radius,gravity=gravity,aquaplanet=aquaplanet,desertplanet=desertplanet,pN2=pN2,pCO2=pCO2,ozone=False,timestep=timestep,snapshots=False,physicsfilter="gp|exp|sp")
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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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 09:57, 16 October 2023 | 1,040 × 704 (356 KB) | Merikanto (talk | contribs) | Uploaded own work with UploadWizard |
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