Norman Axelman
USATT#: 1171506
1893 1859
Butterfly 2023 February BTTC
10 Feb 2023 - 12 Feb 2023
10 Feb 2023 - 12 Feb 2023
This page explains how Norman Axelman (USATT# 1171506)'s rating went from 1893 to 1859 at the Butterfly 2023 February BTTC held on 10 Feb 2023 - 12 Feb 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.