This page explains how Bernardo Hernandez Prado (USATT# 89675)'s rating went from 1918 to 1939 at the Spttc Saturday Night League event from 6 Nov 2021. 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.