Individual Calculations May 2019
 Perczak, Mariusz  Total change: 25.20  Rating chartPersonal card
 IV DLS Okreg Wroclawski i podwroclawski 2018/2019 ROund 18-19 Dolny Slask POL 2019-04-07
RcRownchangeKK*chgGame
 1179 1325 2.00 2 0.63 40 25.20 
  Lis, Adrian 1279 POL1.0010.444017.60 
  Klisowski, Szymon 1079 POL1.0010.19407.60 

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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