This page explains how David Y Yoo (USATT# 96977)'s rating went from 1479 to 1485 at the Westchester January 2019 Open held on 26 Jan 2019 - 27 Jan 2019. 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.