This page explains how Leon S. Penell (USATT# 14437)'s rating went from 1298 to 1305 at the Harlingen Spring RR & Dbls Ope held on - 25 Mar 2007. 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.