Individual Calculations July 2023
 Pisa, Ivo  Total change: -0.40  Rating chartPersonal card
 Jarni otevreny prebor SO SK OAZA Praha 2023 r6-9 Praha CZE 2023-05-31
RcRownchangeKK*chgGame
 1634 1636 2.00 4 -0.01 40 -0.40 
  Caceres De La Calle, Eduardo 1627 ESP0.501-0.0140-0.40 
  Vorsilka, Jiri 1494 CZE0.501-0.1940-7.60 
  Repa, Vaclav 1637 CZE1.0010.504020.00 
  Borovsky, Ivan 1779 CZE0.001-0.3140-12.40 

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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