This page explains how Tyra Diane Parkins (USATT# 8938)'s rating went from 1352 to 1358 at the Seafair Pacific NW Championshi held on - 6 Aug 1994. 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.