Individual Calculations March 2023
 Krawczyk, Jolanta  Total change: 6.40  Rating chartPersonal card
 Turniej Feryjny Polonii Wroclaw Wroclaw POL 2023-02-24
RcRownchangeKK*chgGame
 1227 1048 1.00 3 0.16 40 6.40 
  Janus, Tomasz 1364 POL0.001-0.1340-5.20 
  Krasinski-Sroka, Krzysztof 1077 POL1.0010.544021.60 
  Khyzhniak, Dmytro 1240 UKR0.001-0.2540-10.00 

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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