Individual Calculations November 2019
 Patterson, Roger  Total change: 22.40  Rating chartPersonal card
 2019 BC Championship New Westminster CAN 2019-10-11
RcRownchangeKK*chgGame
 2138 2009 3.50 7 1.12 20 22.40 
  Morozov, Grigorii f2342 RUS0.5010.38207.60 
  Zhu, Brandon 2082 CAN1.0010.602012.00 
  Nyamdorj, Davaa-Ochir 2120 CAN0.5010.15203.00 
  Mohammed Qanee, Arpak Worya c2121 IRQ0.001-0.3520-7.00 
  Doknjas, Neil 1954 CAN0.501-0.0820-1.60 
  Sohal, Tanraj S. f2215 CAN0.5010.26205.20 
  McLaren, Brian 2129 CAN0.5010.16203.20 

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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