It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
Dissertation Calculator (Rochester Institute of Technology Libraries)
"The Dissertation Calculator is a tool that helps demystify the process of completing your dissertation or thesis. The calculator breaks down the dissertation process into manageable deadlines." (RIT Libraries)