This page explains how Mark Bryniarski (USATT# 271579)'s rating went from 1430 to 1563 at the 2023 TT&M's Butterfly Fall Open held on 25 Aug 2023 - 27 Aug 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.