Individual Calculations June 2023
 Akman, Adi  Total change: 5.00  Rating chartPersonal card
 League Alef Jerusalem 2023 8-9 Israel ISR 2023-05-04
RcRownchangeKK*chgGame
 1938 2031 1.50 2 0.25 20 5.00 
  Casoy, Ofir 1940 ISR1.0010.38207.60 
  Goldberg, Shmuel 1936 RSA0.501-0.1320-2.60 

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)
 

 

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