Individual Calculations May 2024
 Wiktorowski, Janusz  Total change: 26.00  Rating chartPersonal card
 288th YMCA Spring 2024-C Round 1-3 Warszawa POL 2024-04-10
RcRownchangeKK*chgGame
 1732 1622 2.00 2 1.30 20 26.00 
  Hartman, Aleksander 1715 POL1.0010.632012.60 
  Kuc, Mariusz 1748 POL1.0010.672013.40 

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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