This page explains how Cristina Trowbridge (USATT# 28214)'s rating went from 1436 to 1431 at the BTTC League event from 31 Jan 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.