LanguageHHD
STSDAS data
File type: Various data file
An hdd file extension is related to the STSDAS software and used for its data files.
What is hhd file?
File type category:
Various data file
Date updated: July 11, 2019
The hhd file extension is associated with the STSDAS (Space Telescope Science Data Analysis System) a software for Linux and Macintosh, which allows users to analyze astronomical data.
The hhd file stores some kind of data used by STSDAS.