This page explains how Daniel Dreano (USATT# 1131757)'s rating went from 1982 to 2016 at the 2023 Butterfly Teams Tournament held on 5 Aug 2023 - 6 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.