This page explains how Theodore Tran (USATT# 73757)'s rating went from 1286 to 1285 at the Los Angeles Table Tennis Association event from 28 May 2008. 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.