This page explains how Jack FINK (USATT# 271165)'s rating went from 1165 to 1258 at the LATTA Butterfly May Open held on 21 May 2022 - 21 May 2022. 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.