Individual Calculations April 2023
 Mikolajczyk, Andrzej  Total change: -12.80  Rating chartPersonal card
 Walbrzyska Dolnoslaska Liga Okregowa 2022-3 Round 8-11 various POL 2023-03-12
RcRownchangeKK*chgGame
 1260 1542 1.00 2 -0.64 20 -12.80 
  Krol, Henryk 1366 POL0.501-0.2320-4.60 
  Kiszkiel, Oskar 1153 POL0.501-0.4120-8.20 

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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