Individual Calculations November 2011
 Willis, Bradley J  Total change: -16.95  Rating chartPersonal card
 2011 Over 1800 Calgary, Alberta CAN 2011-09-03
RcRownchangeKK*chgGame
 1986 2020 0.50 3 -1.13 15 -16.95 
  Kalaydina, Regina-Veronicka 1868 CAN0.501-0.2015-3.00 
  Tot, Nandor 2008 CAN0.001-0.5215-7.80 
  Ebrahim-Shirazi, Behrooz 2083 CAN0.001-0.4115-6.15 

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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