@keveinfarber7863 not that I know of. I manually calculate it here: www.exphyslab.com/cp and find the model with the closest R value to 1. Saying that there are some apps on the Garmin Connect IQ store that have W', like this one: apps.garmin.com/en-US/apps/6dcfffe5-cd3d-41f3-8ba3-13fa0647b003