Individual Calculations August 2013
 Ritchie, Gordon  Total change: -19.20  Rating chartPersonal card
 2013 Canadian Open Ch Ottawa, Ontario CAN 2013-07-13
RcRownchangeKK*chgGame
 1950 2019 3.50 7 -0.64 30 -19.20 
  Sohal, Tanraj S 2139 CAN0.001-0.3430-10.20 
  Nahutin, Yevgeni 1961 CAN0.501-0.0830-2.40 
  Currie, James 1972 CAN1.0010.433012.90 
  Doknjas, John 1900 CAN0.501-0.1630-4.80 
  Forget, David 1954 CAN0.501-0.0930-2.70 
  Moran-Venegas, Mario 1782 CAN1.0010.20306.00 
  Donev, Danail 1945 CAN0.001-0.6030-18.00 

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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