This page explains how Bruce Downs (USATT# 118113)'s rating went from 1630 to 1667 at the Paddle Palace Winter Atlanta Giant Round Robin held on 7 Nov 2020 - 7 Nov 2020. 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.