This page explains how Zhenyang Dai (USATT# 97435)'s rating went from 1789 to 1815 at the Swan Sunday League event from 24 Apr 2016. 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.