Rapid: Individual Calculations April 2022
 Zak, Adam  Total change: 3.00  Rating chartPersonal card
 Grand Prix Polonii 10 Wroclaw POL 2022-03-25
RcRownchangeKK*chgGame
 1611 1162 0.50 3 0.15 20 3.00 
  Chrzanowski, Michal 1693 POL0.001-0.0320-0.60 
  Smietanska, Wiktoria c1839 POL0.001-0.0120-0.20 
  Gajda, Jaroslaw 1301 POL0.5010.19203.80 

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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