Python-> Using World 3D Digital Elavation Model to get Artifical Satelite Daichi(ALOS) launched by JAXA(4)
->PythonでJAXAの人工衛星だいち(ALOS)の世界標高データ活用(4)<- Using the DEM of the Global Data of the ALOS artifical stalite that has been published on the Web from JAXA, Part 4th -> Last time https://shikuuk.blogspot.com/2025/08/pythonjaxaalos3.html At this time, I set up our goal to calculate the catchment area at any points of river and to show the catchment area on the 'Folium' map . Until the last BLOG, I try to download the DEM data of Smatra Island, Indonesia from the ALOS HP published by JAXA and Show the the contour map using Matplotlib, Python. At this time, I try to calculate the catchment area and to show it on the Folium map. Before explanation of some codes, I want to control the version of the code '701_20250912_JAXA_ALOS+OSM_RiverData_v01.ipynb' that I have made ahead, by Git. I think I want to recognize the files to be controled by Git, I add the header number 'xxxx'. So I decde to rename ''701_20250912_JAXA_ALOS+OSM_Rive...