This page explains how Abhinav Gunda (USATT# 89194)'s rating went from 664 to 677 at the ICC - Sunday Beginners League event from 26 Jan 2014. 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.