Individual Calculations July 2019
 Kanellopoulou, Ioustini  Total change: 29.20  Rating chartPersonal card
 20th open PS Peristeriou 2019 Peristeri GRE 2019-05-13
RcRownchangeKK*chgGame
 1440 1119 1.00 2 0.73 40 29.20 
  Vitanov, Nikolai 1367 GRE1.0010.814032.40 
  Rodopoulos, Aristeidis 1513 GRE0.001-0.0840-3.20 

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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