Individual Calculations May 2023
 Friedland, Omer  Total change: -27.80  Rating chartPersonal card
 CZERNIAK 36 MEMORIAL 2023 OPEN A Tel Aviv ISR 2023-04-07
RcRownchangeKK*chgGame
 2115 2117 1.00 5 -1.48 20 -29.60 
  Vitenberg, Noam Aviv f2314 NOR0.001-0.2520-5.00 
  Duchan, Yoav 1796 ISR0.001-0.8720-17.40 
  Kantsler, Boris g2412 ISR0.001-0.1520-3.00 
  Bar-Or, Ornan 1838 ISR1.0010.16203.20 
  Sherman, Reem c2213 ISR0.001-0.3720-7.40 

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)
 
 League Alef Shfela 2023 7 Israel ISR 2023-04-20
RcRownchangeKK*chgGame
 2181 2117 0.50 1 0.09 20 1.80 
  Fleish, Felix 2181 ISR0.5010.09201.80 

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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