This page explains how Rafi Hosein (USATT# 17893)'s rating went from 1442 to 1448 at the LYTTC April Open held on - 14 Apr 2013. 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.