This page explains how Alan B. Pruce (USATT# 19698)'s rating went from 1884 to 1931 at the Butterfly MDTTC March Open held on - 3 Mar 2013. The links below take you to pages that describe various aspects of the rating processor.

The rating processor goes through 4 passes in order. The links take you to pages that provide detailed explanations of the calculations during each of the 4 passes.