Find My breaking2
Sub-2:00 represents a big hairy audacious goal for many highly accomplished masters runners. But we’re all different and we all have our own goals. So what is your breaking2?

Download the v1.2 breaking2 Calculator
This is still a work in progress, so let us know if you have any feedback on how to make it better.
Thanks to David Scholl, the breaking2 data scientist, for this spreadsheet. There are a few more tweaks that need to be made, so we are interested to know what you think!