Individual Calculations July 2021
 Boekhoff, Andrew  Total change: -35.00  Rating chartPersonal card
 2021 National Open - Championship Las Vegas, Nevada USA 2021-06-16
RcRownchangeKK*chgGame
 2107 2278 4.00 8 -1.75 20 -35.00 
  Chen, Jonathan 2037 USA1.0010.20204.00 
  Wen, Teddie 2071 USA1.0010.23204.60 
  Gledura, Benjamin g2633 HUN0.001-0.1120-2.20 
  Wan, Caleb 2013 USA0.001-0.8220-16.40 
  Xia, Brandon Yang c2046 USA0.501-0.2920-5.80 
  Akopian, Robert 2009 USA0.501-0.3320-6.60 
  Sethuraman, Sandeep 2037 USA0.501-0.3020-6.00 
  Aigner, Michael 2006 USA0.501-0.3320-6.60 

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)
 

 

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