Individual Calculations September 2013
 Villavieja, Butch  Total change: -42.75  Rating chartPersonal card
 2013 Pepsico Quebec Open Ch - Invitational Montreal, Quebec CAN 2013-07-21
RcRownchangeKK*chgGame
 2259 2211 2.50 9 -1.45 15 -21.75 
  Vera Gonzalez-Quevedo, Reynaldo g2462 CUB0.001-0.1915-2.85 
  Lo, Ryan 2068 CAN1.0010.31154.65 
  Panjwani, Raja m2409 CAN0.5010.26153.90 
  Jiang, Louie f2324 CAN0.001-0.3515-5.25 
  Chandra, Akshat f2312 USA0.001-0.3615-5.40 
  Rodriguez, Eric f2290 USA0.001-0.3915-5.85 
  Caire, Francois 2178 CAN1.0010.45156.75 
  Morin, Yves 2185 CAN0.001-0.5415-8.10 
  Chiku-Ratte, Olivier-Kenta 2106 CAN0.001-0.6415-9.60 

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)
 
 2013 BC Day Open Vancouver CAN 2013-08-03
RcRownchangeKK*chgGame
 2046 2198 2.00 5 -1.40 15 -21.00 
  Pechisker, Alfred 2213 CAN0.5010.02150.30 
  Chan, James 2047 CAN0.501-0.2015-3.00 
  Cheng, Jack 2042 CAN0.001-0.7115-10.65 
  Su, Michael 1798  * CAN1.0010.08151.20 
  Sohal, Tanraj S 2130 CAN0.001-0.5915-8.85 
 * 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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