This page explains how Tiana Piyadasa (USATT# 1170759)'s rating went from 1962 to 1963 at the 2023 USATT National Club Team Championships held on 2 Jul 2023 - 4 Jul 2023. 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.