Individual Calculations September 2009
 Moroney, Timothy M  Total change: 51.00  Rating chartPersonal card
 110th Annual US Open Indianapolis, Indiana USA 2009-08-01
RcRownchangeKK*chgGame
 2218 2014 3.50 6 2.04 25 51.00 
  Dean, Jim H f2264 USA0.001-0.1925-4.75 
  Stopa, John Russel 2250 USA0.5010.30257.50 
  Melekhina, Alisa wm2270 USA0.5010.31257.75 
  Sandberg, Evan M 2146 USA1.0010.682517.00 
  Magness, Trevor S 2105 USA1.0010.622515.50 
  Hilton, Jonathan L 2272 USA0.5010.32258.00 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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