Individual Calculations April 2023
 Rivlin, Shachar  Total change: -3.60  Rating chartPersonal card
 Rishon Lezion winter tour 2023 Rishon le Zion ISR 2023-01-24
RcRownchangeKK*chgGame
 1871 2015 5.00 7 0.55 40 22.00 
  Ashkenazi, Dror 1609 ISR1.0010.08403.20 
  Ribshtein, Nati m2255 ISR0.5010.304012.00 
  Levanzov, Yevgeny 1575 ISR1.0010.06402.40 
  Kaganskiy, Gleb f2173 RUS0.5010.21408.40 
  Barash, Mikhail 2102 ISR0.001-0.3840-15.20 
  Azoulay, Yehonatan 1770 ISR1.0010.20408.00 
  Birka, Elia 1615  * ISR1.0010.08403.20 
 * 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)
 
 Israeli Arzit League Darom 2023 5-6 Israel ISR 2023-03-09
RcRownchangeKK*chgGame
 2025 2075 0.50 2 -0.64 40 -25.60 
  Dvoskin, Vadim 2001 ISR0.501-0.1040-4.00 
  Ribstein, Orel 2048 ISR0.001-0.5440-21.60 

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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