.SDW File Extension
File Type 1MrSID World 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.
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.