ftp-himawari8-hsd 1.0.0

Sateliite Imagery Download Package

Python_JAXA_Himawari8_Imagery_Downloader

Python script to ftp download of himawari8 realtime full disk satellite image files from JAXA server for the specified date range(Himawari standard data will be provided only for the latest 30 days).

Pre-requisites:

1. User Registration

1. Make an User Account request for the data use of JAXA’s p-Tree system:
   

         a. Apply for a user account by clicking the ’user registration’ button on top of the website https://www.eorc.jaxa.jp/ptree/index_j.html.  </br>
         b. Enter the user information according the procedure described. Application acceptance email will be sent from the P-Tree secretariat. </br>
         c. Download the python package from my repository.  git clone https://github.com/gSasikala/Python_JAXA_ftp_himawari8.git </br>
         d. pip install ftp-himawari8-hsd  </br>
   

Software needed

1. Install Anaconda framework(Opensource) from website https://www.anaconda.com/products/individual to your local machine.
2. Install Python(version >= 3.7) from website https://www.python.org/downloads/
3. After successfully installing Python, Create virtual or conda environment and install the following python dependencies as listed below
   

Python Dependencies:
ftp_himawari8_hsd depends on the python packages as listed in requirements.txt file of this repository.

Usage

Downloading Satellite Imagery from JAXA server

Execute python ftp_himawari8_hsd.download() with parameters download file path, start date and end date.
ftp_himawari_hsd.download()
ex:
> ftp_himawari_hsd.download()
usage 1: download for given range of dates
Enter start datetime yyyy/mm/dd hh:mm: 2021/07/20
Enter end datetime yyyy/mm/dd hh:mm : 2021/07/22
usage 2: download for given time range of current date
Enter start datetime yyyy/mm/dd hh:mm: 01:00
Enter end datetime yyyy/mm/dd hh:mm : 01:10
usage 3: download for given range of timestamps
Enter start datetime yyyy/mm/dd hh:mm: 2021/7/20 12:00
Enter end datetime yyyy/mm/dd hh:mm : 2021/7/22 12:20

Enter download file path : D:\ftp_test </br>

Enter your username and password: test_123

This will download the AHI Himawari8 full-disk satellite image as *.dat file format zipped.
AHI Himawari8 Full Disk image for Band 1

Open, Process, Crop, Save Satellite Imagery and generate Composites

Refer to 'Processing_Satellite_Imagery.ipynb' file of this repository for how to open the downloaded files and make use of it.
Download atleast 10 minutes (2:00 to 2:10pm) data of a date to work on this processing.

Composites

To generate Satpy Composites needs all bands B01-B16 for atleast 10 minutes timeframe of a date.