This page explains how Roman Osmanov (USATT# 16808)'s rating went from 2261 to 2260 at the LYTTC Friday Pro League event from 9 Apr 2016. 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.