Individual Calculations December 2015
 Villavieja, Butch  Total change: -6.60  Rating chartPersonal card
 2015 Geoff Newton Memorial Sectional Edmonton CAN 2015-11-06
RcRownchangeKK*chgGame
 1933 2144 3.50 5 -0.33 20 -6.60 
  Zeggelaar, Mike 1917 CAN0.001-0.7920-15.80 
  Razzaq, Ali 1827 CAN1.0010.13202.60 
  Briones, Dante 1944 CAN1.0010.24204.80 
  Nguyen, Kim 2048 CAN0.501-0.1320-2.60 
  Tran-Ly, Tristan 1928 CAN1.0010.22204.40 

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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