This page explains how Tim Boggan (USATT# 4324)'s rating went from 1932 to 1850 at the Kennedy Memorial Park "Winter held on - 1 Nov 1998. 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.