This page explains how Teddy Y. Tong (USATT# 1532)'s rating went from 1523 to 1502 at the Los Angeles Table Tennis Association event from 18 Jul 2015. 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.