Individual Calculations December 2022
 Sieniawski, Mateusz  Total change: 51.60  Rating chartPersonal card
 263rd YMCA Autumn 2022-D Round 6-9 Warszawa POL 2022-11-08
RcRownchangeKK*chgGame
 1176 1229 3.00 3 1.29 40 51.60 
  Markiewicz, Janusz 1123 POL1.0010.364014.40 
  Jaworowski, Andre 1110 USA1.0010.344013.60 
  Gorzelinski, Jan 1294 POL1.0010.594023.60 

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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