Individual Calculations July 2009
 Wiwatanadate, Poompong  Total change: 20.10  Rating chartPersonal card
 Thailand Open Chess Championship 2009 Pattaya THA 2009-04-01
RcRownchangeKK*chgGame
 2153 1959 3.50 8 1.34 15 20.10 
  Hopman, Pieter 2309 NED0.5010.39155.85 
  Korff, Kim 2185 DEN1.0010.791511.85 
  Short, Nigel g2309 ENG0.001-0.1115-1.65 
  Joyce, John 2259 IRL0.001-0.1515-2.25 
  Moun, Moun Latt 2198 MYA0.001-0.2015-3.00 
  Yssing, Klaus 2117 DEN0.001-0.2915-4.35 
  Brookfield, Toby c1776 GCI1.0010.26153.90 
  Strand, Haakon 2067 NOR1.0010.65159.75 

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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