This page explains how Stu R. Kroll (USATT# 7429)'s rating went from 2155 to 2105 at the SATTA League event from 19 Apr 2019. 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.