This page explains how SUMIT BISWAS (USATT# 220287)'s rating went from 1594 to 1543 at the 2022 FREMONT BUTTERFLY FEBRUARY OPEN held on 11 Feb 2022 - 13 Feb 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.