File:Jura 165 ma 2.png

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Original file ‎(1,840 × 948 pixels, file size: 555 KB, MIME type: image/png)

Captions

Captions

Middle Jurassic period, 165 Ma

Summary

[edit]
Description
English: Middle Jurassic period, 165 Ma. Map of World.
Date
Source Own work
Author Merikanto

Making this image needs Scotese 1 deg paleodem and exoplasim simulation, koppeanpasta, Krita, gmt and qgis utilities

Upu need this https://commons.wikimedia.org/wiki/File:Jura_165_ma_1.png

and Scotetse paleodem from there Source of dem data is PaleoDEM Resource – Scotese and Wright (2018) 11 August, 2018 by Sabin Zahirovic Download PaleoDEM rasters as a zip file from here:

http://www.earthbyte.org/webdav/ftp/Data_Collections/Scotese_Wright_2018_PaleoDEM/Scotese_Wright_2018_Maps_1-88_1degX1deg_PaleoDEMS_nc.zip

For more information about this resource, contact Christopher R. Scotese at cscotese@gmail.com

GMT code

    1. uses GMT 6.x
    1. input dem nc and rgb tif
    2. dem must be sealevel 0, rgb tif is koppenpasta.py output
    1. create hillshading

rm dem_165_2.tif rm hillshade-int.nc

gdalwarp -r cubic -ts 1600 800 dem_165_1.tif dem_165_2.tif

    1. tem1.tif is gdal_calced dem, where height below zero is 0

gmt grdconvert dem_165_2.tif -Gdem.nc

gmt grdgradient dem.nc -Ghillshade-grad.nc -A90 -Ne0.3 -V

gmt grdhisteq hillshade-grad.nc -Ghillshade-hist.nc -N -V gmt grdmath hillshade-hist.nc 15 DIV = hillshade-int.nc

gmt set FONT_ANNOT_PRIMARY 6p,1,#0D057A \ 

       FONT_TITLE                  6p,Bookman-Demi,#0D057A \
       MAP_ANNOT_OBLIQUE           6p \
       MAP_GRID_CROSS_SIZE_PRIMARY 6p \
       MAP_FRAME_WIDTH             1p \       
       MAP_FRAME_TYPE              plain \
       MAP_GRID_CROSS_SIZE_PRIMARY 6p \
       MAP_GRID_PEN_PRIMARY        thinner,#ED99F0 \
       MAP_TICK_PEN_PRIMARY        thinner,black \
       MAP_TITLE_OFFSET            0.1c \
       PS_PAGE_COLOR               ivory \
       FORMAT_GEO_MAP              dddF \
  1. gmt grdimage kbase5.tif -Rd -JQ10 -Ba -Ihillshade-grad.nc -png out
  2. gmt grdimage kbase5.tif -Rd -JQ10 -Ba -Ihillshade-hist.nc -png out

gmt grdimage jura165_landsea.tif -Rd -JQ14 -Ba -Ihillshade-int.nc -png out

QGIS georef points

mapX,mapY,pixelX,pixelY,enable,dX,dY,residual -180,90,0,0,1,0,0,0 180,-90,1600,-800,1,0,0,0

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
This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International license.
You are free:
  • to share – to copy, distribute and transmit the work
  • to remix – to adapt the work
Under the following conditions:
  • attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
  • share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.

File history

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Date/TimeThumbnailDimensionsUserComment
current12:17, 8 June 2022Thumbnail for version as of 12:17, 8 June 20221,840 × 948 (555 KB)Merikanto (talk | contribs)Uploaded own work with UploadWizard

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