This page explains how Vignyan Pandit (USATT# 216861)'s rating went from 1217 to 1201 at the Central Carolinas Super League event from 28 Sep 2017. 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.