This page explains how Bob Leming (USATT# 263511)'s rating went from 1548 to 1481 at the 2021 November Open @ Princeton Pong 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.