Individual Calculations July 2023
 Bosek, Ewa  Total change: -8.40  Rating chartPersonal card
 Ogolnopolski Turniej Osob Niewidomych i Slabowidzacych o Puchar Podkarpacia 2023 Wladyslawowo POL 2023-06-15
RcRownchangeKK*chgGame
 1373 1008 0.00 2 -0.21 40 -8.40 
  Olchowy, Wieslaw 1393 POL0.001-0.0940-3.60 
  Czyz, Lucjan 1352 POL0.001-0.1240-4.80 

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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