Individual Calculations January 2017
 Calvelo, Jelvis  Total change: 15.20  Rating chartPersonal card
 2016 Hart House Holidays Open Crown Toronto CAN 2016-12-16
RcRownchangeKK*chgGame
 2200 2040 2.00 4 0.76 20 15.20 
  Plotkin, Victor f2245 CAN0.001-0.2420-4.80 
  Zhang, Henry 2008 CAN1.0010.46209.20 
  Yang, Kaiqi m2405 CHN0.001-0.1020-2.00 
  Hua, Eugene c2140 CAN1.0010.642012.80 

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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