Individual Calculations February 2019
 Vazana, Yochay  Total change: 22.80  Rating chartPersonal card
 Liga Alef Mizrah 2019 1-2 Various ISR 2019-01-10
RcRownchangeKK*chgGame
 2001 1978 1.50 2 0.57 40 22.80 
  Cohen Revivo, Alon 2033 ISR1.0010.584023.20 
  Rudnev, Nikolay 1968 ISR0.501-0.0140-0.40 

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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