This page explains how Dong Le (USATT# 214393)'s rating went from 1793 to 1789 at the LATTA Thanh Banh Memorial Open held on 24 Feb 2018 - 24 Feb 2018. 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.