This page explains how Shiva Adhikari (USATT# 223457)'s rating went from 491 to 491 at the VTTC weekly league event from 30 Nov 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.