.TNK File

The tnk file extension is associated with Nimbus 7. The tnk data are stored in ASCII files and could be view by text editor or word processor.

Nimbus 7 was experimental satellite.

This tnk 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.

How to open:

Use any text editor to view content of *.tnk files.

How to convert:

There is probably no real way how you can convert this particular file type to anything else.