Individual Calculations February 2023
 Khatib, Husein  Total change: -1.80  Rating chartPersonal card
 League Alef Sharon 2023 1-2 Israel ISR 2023-01-12
RcRownchangeKK*chgGame
 1983 1812 0.50 2 -0.09 20 -1.80 
  Tal, Eyal 2112 ISR0.001-0.1520-3.00 
  Ginis, Ariel 1854 ISR0.5010.06201.20 

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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