Individual Calculations October 2020
 Sobel, Alon  Total change: 5.60  Rating chartPersonal card
 Liga Beit Merkaz 2020 Round 7 Various ISR 2020-09-05
RcRownchangeKK*chgGame
 1728 1815 1.00 1 0.38 40 15.20 
  Tamir, Roee 1728 ISR1.0010.384015.20 

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)
 
 Liga Beit Merkaz 2020 Round 8 Various ISR 2020-09-10
RcRownchangeKK*chgGame
 1628 1815 0.50 1 -0.24 40 -9.60 
  Astman, Haim 1628 ISR0.501-0.2440-9.60 

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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