This page explains how Gilbert Alcindor (USATT# 231468)'s rating went from 1020 to 1021 at the BTTC League event from 3 Mar 2020. 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.