Ryan Collins
USATT#: 222487
1209 1221
BTTC League
11 Feb 2020
11 Feb 2020
This page explains how Ryan Collins (USATT# 222487)'s rating went from 1209 to 1221 at the BTTC League event from 11 Feb 2020. 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.