10 Mar 2016
This page explains how Julian Waters (USATT# 64292)'s rating went from 1945 to 1912 at the MDTTC Tuesday/Friday League event from 10 Mar 2016. The links below take you to pages that describe various aspects of the ratings processor.
The ratings 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.