Individual Calculations January 2021
 Taichman, Ori  Total change: 1.00  Rating chartPersonal card
 Liga Artzit Darom 2020 Round 8 - Postponed match Various ISR 2020-12-03
RcRownchangeKK*chgGame
 2351 2284 0.50 1 0.09 20 1.80 
  Efroimski, Marsel wg2351 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)
 
 Liga Artzit Darom 2020 Round 9 Various ISR 2020-12-03
RcRownchangeKK*chgGame
 2255 2284 0.50 1 -0.04 20 -0.80 
  Lederer, Yoav 2255 ISR0.501-0.0420-0.80 

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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