This page explains how Mark Malench (USATT# 64047)'s rating went from 1671 to 1655 at the 2022 US National TT Championship New Jersey State Qualifier held on 9 Apr 2022 - 10 Apr 2022. 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.