Individual Calculations July 2010
 Pitirotjirathon, Jirapak  Total change: -7.50  Rating chartPersonal card
 Thailand Chess Championship 2010 Bangkok THA 2010-05-01
RcRownchangeKK*chgGame
 2067 2306 6.50 9 -0.50 15 -7.50 
  Culasing, Michael 1906  * PHI1.0010.08151.20 
  Khanan, Ragsit 1976 THA1.0010.12151.80 
  Pornariyasombat, Atippat 2154 THA0.001-0.7015-10.50 
  Calacday, Henry 2061 PHI1.0010.20153.00 
  Yutithamnon, Surapole 1972 THA0.501-0.3815-5.70 
  Tuamsang, Sawapop 1940 THA1.0010.10151.50 
  Kongsee, Uaychai 2212 THA0.501-0.1315-1.95 
  Deewan, Nitat 2077 THA1.0010.21153.15 
  Teerapabpaisit, Wisuwat f2307 THA0.5010.00150.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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