This page explains how Ken Kaminsky (USATT# 53849)'s rating went from 1737 to 1739 at the Air Traffic Spring Open held on - 21 Mar 1999. 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.