This page explains how Jonnathan Luciano (USATT# 1172667)'s rating went from 1839 to 1837 at the Paddle Palace Atlanta Winter GRR held on 6 Nov 2021 - 7 Nov 2021. 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.