This page explains how Veselin Damyanov (USATT# 90264)'s rating went from 1825 to 1827 at the Minnesota Saturday Open event from 16 Dec 2012. 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.