Individual Calculations April 2021
 Rosicki, Marcin  Total change: -13.60  Rating chartPersonal card
 Druzynowe Mistrzostwa Slaska Seniorow - Ekstraliga R1-6 Chorzow POL 2021-02-27
RcRownchangeKK*chgGame
 1975 2023 1.00 3 -0.68 20 -13.60 
  Radecki, Adam 1977 POL0.501-0.0620-1.20 
  Panczyszyn, Wiktor 1855 POL0.001-0.7220-14.40 
  Szczyrba, Daniel 2093 POL0.5010.10202.00 

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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