Individual Calculations July 2023
 Borsfai, Attila  Total change: -28.40  Rating chartPersonal card
 42nd Zalakaros Chess Festival Barczay Laszlo Memorial Zalakaros HUN 2023-06-03
RcRownchangeKK*chgGame
 1734 1675 2.00 8 -1.42 20 -28.40 
  Friml, Antonin 2065 CZE0.001-0.0920-1.80 
  Arvind, Ramnath Iyer 1897 IND0.001-0.2220-4.40 
  Toth, Timea 1339 HUN0.501-0.3820-7.60 
  Gyorfi, Norbert 1651 HUN0.501-0.0320-0.60 
  Csiszar, Albert 1834 HUN0.5010.21204.20 
  Deak, Laszlo 1753 HUN0.001-0.3920-7.80 
  Valenta, Petr 1867 CZE0.5010.25205.00 
  Varga, Marko 1468 HUN0.001-0.7720-15.40 

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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