Johnny Yam
USATT#: 74934
1977 1978
Sacramento Spring Open
11 Jun 2022 - 11 Jun 2022
11 Jun 2022 - 11 Jun 2022
This page explains how Johnny Yam (USATT# 74934)'s rating went from 1977 to 1978 at the Sacramento Spring Open held on 11 Jun 2022 - 11 Jun 2022. The links below take you to pages that describe various aspects of the rating processor.
Introduction
Initial Rating
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.