Individual Calculations July 2015
 Bailey, Doug  Total change: -15.40  Rating chartPersonal card
 2015 Guelph Summer Pro-Am Pro Guelph CAN 2015-06-20
RcRownchangeKK*chgGame
 2154 2224 1.00 3 -0.77 20 -15.40 
  Olheiser, Gordon 1997 CAN1.0010.21204.20 
  Preotu, Razvan m2445 CAN0.001-0.2220-4.40 
  Chen, Richard c2020 CAN0.001-0.7620-15.20 

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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