Bill Draper
USATT#: 215512
1467 1459
2023 BUTTERFLY TEAMS ROUND ROBIN TOURNAMENT
28 Jan 2023 - 29 Jan 2023
28 Jan 2023 - 29 Jan 2023
This page explains how Bill Draper (USATT# 215512)'s rating went from 1467 to 1459 at the 2023 BUTTERFLY TEAMS ROUND ROBIN TOURNAMENT held on 28 Jan 2023 - 29 Jan 2023. 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.