This page explains how Makiko Watanabe (USATT# 85615)'s rating went from 1153 to 1283 at the Mid-Florida Tour - Lakeland July Classic Open 2013 held on - 13 Jul 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.