Individual Calculations December 2013
 Cao, Jason  Total change: -8.25  Rating chartPersonal card
 2013 BC Ch Vancouver CAN 2013-11-01
RcRownchangeKK*chgGame
 2154 2159 3.00 7 -0.55 15 -8.25 
  Pechisker, Alfred 2207 CAN0.001-0.4315-6.45 
  Yoos, John C f2324 CAN0.5010.22153.30 
  Villavieja, Butch 2155 PHI0.001-0.5115-7.65 
  Sohal, Tanraj S 2158 CAN0.001-0.5015-7.50 
  Wu, Howard 2166 CAN1.0010.51157.65 
  Lo, Ryan 2010 CAN0.501-0.2015-3.00 
  Cheng, Jack 2058 CAN1.0010.36155.40 

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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