Individual Calculations March 2023
 Wozniak, Andrzej  Total change: -12.80  Rating chartPersonal card
 Dolnoslaska Liga Okregowa 2022-2023 okreg podwroclawski wschod r 7-8 Dolny Slask POL 2023-02-05
RcRownchangeKK*chgGame
 1284 1334 0.50 2 -0.64 20 -12.80 
  Zajadlak, Milosz 1329 POL0.001-0.5120-10.20 
  Lis, Adrian 1238 POL0.501-0.1320-2.60 

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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