This page explains how Guillermo D. Vadell (USATT# 1173887)'s rating went from n/a to 1511 at the 305TTC - Table Tennis Club - League event from 18 Aug 2023. 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.