Individual Calculations August 2013
 Armstrong, Robert J  Total change: -22.80  Rating chartPersonal card
 2013 Canadian Open Ch Ottawa, Ontario CAN 2013-07-13
RcRownchangeKK*chgGame
 1897 1581 0.00 5 -0.76 30 -22.80 
  Itkin, David 1981  * CAN0.001-0.0830-2.40 
  Lee, Brendon 1879 CAN0.001-0.1530-4.50 
  Sadeghi, Saeid 1981  * CAN0.001-0.0830-2.40 
  Cohen, David 1688 CAN0.001-0.3530-10.50 
  Forget, David 1954 CAN0.001-0.1030-3.00 
 * 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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