Individual Calculations October 2021
 Andrejczuk, Beata  Total change: 5.00  Rating chartPersonal card
 DRUZYNOWE MISTRZOSTWA POLSKI I LIGA 2021 Szklarska Poreba POL 2021-09-04
RcRownchangeKK*chgGame
 1915 2011 1.50 2 0.25 20 5.00 
  Czarniecka, Aleksandra 2021 POL0.5010.01200.20 
  Rejniak, Zuzanna 1809 POL1.0010.24204.80 

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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