... Up: FITS-Flexible Image Transport System . ... A new software tool, called fv, for visualizing the contents of any FITS format file is now available. Fv is a general software tool that can be used for viewing, plotting, and editing FITS format data files. The first release of fv has a graphical user interface (GUI) that provides spreadsheet-like widgets to display data in any FITS table or image, a text widget to display FITS header keywords, and a graph widget, POW, to display images. ...