This page explains how Barbara Clark (USATT# 89272)'s rating went from 1276 to 1306 at the 2015 Santa Fe Open held on - 24 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.