An hgt file extension is related to the Shuttle Radar Topography Mission Data SRTM file format.
There is one other file type using
the HGT file extension!
.hgt - Battlezone game data
HGT file extension - SRTM Shuttle Radar Topography Mission data
What is hgt file? How to open hgt files?
File type specification:
The hgt file extension is used for files which contain Shuttle Radar Topography Mission Data (SRTM). Probably some rare scientific data format.
The Shuttle Radar Topography Mission Data SRTM file format seems to be obsolete.
This hgt file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.