This page explains how John James Alto (USATT# 30755)'s rating went from 2328 to 2318 at the ASLT Weekend June 2023 held on 9 Jun 2023 - 11 Jun 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.