This page explains how Pradyuman Sai Sai Vijayakumar (USATT# 97490)'s rating went from 890 to 893 at the The Top Spin Saturday League event from 9 May 2015. 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.