This page explains how Roel Borbon Borbon Aguanta (USATT# 268369)'s rating went from 2029 to 2030 at the 2005 Bellevue Spring Open held on - 1 May 2005. 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.