This page explains how Blake Allison (USATT# 220699)'s rating went from 1328 to 1274 at the Spttc Saturday Night League event from 19 Nov 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.