This page explains how Dana B. Hanson (USATT# 6421)'s rating went from 1272 to 1256 at the 2023 USATT Virginia State Championships held on 7 Oct 2023 - 8 Oct 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.