This page explains how Ericson Calderon (USATT# 229699)'s rating went from 1098 to 1338 at the Long Beach Table Tennis League event from 19 Feb 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.