Individual Calculations May 2023
 Cohen, Israel  Total change: -49.20  Rating chartPersonal card
 Israel Youth Championship under 10- 2023 Israel ISR 2023-03-28
RcRownchangeKK*chgGame
 1175 1313 0.00 1 -0.69 40 -27.60 
  Triger, Eitan 1175 ISR0.001-0.6940-27.60 
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)
 
 CZERNIAK 36 MEMORIAL 2023 OPEN C Tel Aviv ISR 2023-04-07
RcRownchangeKK*chgGame
 1345 1364 1.50 3 -0.07 40 -2.80 
  Levi, Idan 1245 ISR0.501-0.1640-6.40 
  Giller, Roy 1408 ISR1.0010.564022.40 
  Yevdayev, Vyacheslav 1382 ISR0.001-0.4740-18.80 
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)
 
 League Bet Hayfa Yom Hol 2023 7 Israel ISR 2023-04-20
RcRownchangeKK*chgGame
 1385 1364 0.00 1 -0.47 40 -18.80 
  Daniel, Hadar 1385 ISR0.001-0.4740-18.80 
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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