This page explains how Gaelan Mullins (USATT# 217939)'s rating went from 1990 to 1999 at the Hot Shot League event from 16 Jan 2019. 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.