Individual Calculations May 2021
 Reches, Omer  Total change: 1.60  Rating chartPersonal card
 Israeli youth league playoffs stage 2 Various ISR 2021-04-08
RcRownchangeKK*chgGame
 1558 1794 1.00 1 0.20 40 8.00 
  Simchayev, Alexandra 1558 ISR1.0010.20408.00 

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 Arzit Merkaz 2021 Round 1 Various ISR 2021-04-22
RcRownchangeKK*chgGame
 2081 1794 0.00 1 -0.16 40 -6.40 
  Berenboym, Igor 2081 ISR0.001-0.1640-6.40 

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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