A

The following methods are available for converting SGLI data from HDF to GeoTIFF:

• GDAL
• SGLI Map projection & GeoTIFF conversion Tool
• Earth Observation Data Conversion Tool

*For conversion from netCDF to GeoTIFF, please refer to the relevant guide.

In addition, Document [How to merge GeoTIFFs and extract the specified area from them] describes how to merge and extracte (clip) the converted GeoTIFF data.

• GeoTIFF Conversion Using GDAL
How to converte to GeoTIFF for L1 products
How to converte to GeoTIFF for L2 Scene products
How to converte to GeoTIFF for L3 products (EQR)
How to converte to GeoTIFF for L2 Tile products (EQA)
Color composite image creation of Shikisai image by QGIS
GCP calculation sheet for GDAL conversion of Shikisai Level2 tile products


• GeoTIFF Conversion Using the "SGLI Map projection & GeoTIFF conversion Tool"
This is a dedicated tool for SGLI data provided by G-Portal.

How to merge GeoTIFFs and extract the specified area from them
※For merging and extracting, see from Step 2 onward.
※Please refer to this FAQ for precautions when using the SGLI Map projection & GeoTIFF conversion Tool.


• GeoTIFF Conversion Using the "Earth Observation Data Conversion Tool"
This is a versatile conversion tool provided by G-Portal that supports various satellite datasets.

GeoTIFF conversion of SGLI products by format conversion tool

Last update: 2025/07/04