William (Bill) Robbins
USATT#: 32476
| Certified Umpire
1277 1218
Sunrise February Open at Clearwater
8 Feb 2020 - 8 Feb 2020
8 Feb 2020 - 8 Feb 2020
This page explains how William (Bill) Robbins (USATT# 32476)'s rating went from 1277 to 1218 at the Sunrise February Open at Clearwater held on 8 Feb 2020 - 8 Feb 2020. The links below take you to pages that describe various aspects of the rating processor.
Introduction
Initial Rating
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.