This page explains how Hiep Hoa Cung (USATT# 58162)'s rating went from 1968 to 1930 at the Sun City Senior Open held on - 11 May 1996. 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.