Individual Calculations April 2008
 Henry, Ronald L  Total change: 1.95  Rating chartPersonal card
 34th Annual Eastern Open Washington DC USA 2007-12-27
RcRownchangeKK*chgGame
 2142 2179 4.50 8 0.13 15 1.95 
  Regalbuto, Joey 1963 USA1.0010.22153.30 
  Betaneli, Alexander 2226 USA0.001-0.4315-6.45 
  Beckman, Thomas J 2053 USA0.501-0.1715-2.55 
  Dai, Yang 1959 USA1.0010.22153.30 
  Treger, Yefim 2196 USA1.0010.52157.80 
  Figler, Ilye f2338 USA0.001-0.2915-4.35 
  Uesugi, Shinsaku 2239 JPN0.5010.08151.20 
  Lu, Yu Zhong 2163 USA0.501-0.0215-0.30 

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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