This page explains how Mikhail Kolosov (USATT# 229667)'s rating went from 366 to 361 at the Spttc Saturday Night League event from 6 Oct 2018. 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.