This page explains how Rod Taylor (USATT# 20010)'s rating went from 1570 to 1540 at the 30th Annual Bernard Hock Open held on - 11 Oct 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.