Individual Calculations August 2021
 Kowalczyk, Adam  Total change: 32.80  Rating chartPersonal card
 Warsaw Chess Open - B Warszawa POL 2021-07-19
RcRownchangeKK*chgGame
 1876 1911 6.00 8 1.64 20 32.80 
  Pieczulis, Blazej 1668 POL1.0010.20204.00 
  Radecki, Wojciech 1866 POL0.501-0.0620-1.20 
  Michalska, Aleksandra 1801 POL1.0010.35207.00 
  Kaminski, Jan 1978 POL0.5010.09201.80 
  Polak, Michal 1967 POL0.5010.08201.60 
  Maciejewski, Kamil 1914 POL1.0010.502010.00 
  Bartkiewicz, Pawel 1941 POL1.0010.542010.80 
  Kubiak, Jakub 1871 POL0.501-0.0620-1.20 

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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