Rapid: Individual Calculations October 2023
 Chertok, Yuriy  Total change: -23.60  Rating chartPersonal card
 Northern Israel Rapid Championship for veteran players Nahariya ISR 2023-09-08
RcRownchangeKK*chgGame
 1700 1838 2.00 5 -1.18 20 -23.60 
  Kopelevich, Boris 2017 ISR0.001-0.2720-5.40 
  Zurel, Maxim 1418 ISR1.0010.07201.40 
  Noy, Shalom 1878 ISR0.001-0.4420-8.80 
  Sigel, Leonid 1438  * ISR1.0010.08201.60 
  Abramov, David 1749 RUS0.001-0.6220-12.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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