.SDW File Extension
File Type 1MrSID World File
What is an SDW file?
GIS file created for MrSID .SID raster images; contains georeferencing information that maps the raster image data in the SID file to real-world coordinates; contains the units of measurement for the image pixels as well as the coordinates of the upper-left hand pixel.
SDW files are saved in a plain text format and may be viewed with a text editor.
File Type 2StarOffice Writer Text Document
File format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined.
.SDW File Association 2
Text document created with StarOffice Writer 5.0 or earlier (also known as "StarWriter"); the word processor included with Sun Microsystem's StarOffice suite; may also be opened with the Apache OpenOffice Writer program.
StarWriter documents created with StarOffice 6 or later use the .SXW extension.
NOTE: Apache OpenOffice was formerly known as OpenOffice.org.