Individual Calculations July 2019
 Abramov, David  Total change: -7.60  Rating chartPersonal card
 Liga Beit Haifa 2019 Round 8-9 Various ISR 2019-06-01
RcRownchangeKK*chgGame
 1710 1853 1.00 2 -0.38 20 -7.60 
  Nukhymovic, Lev 1659 ISR1.0010.25205.00 
  Borozin, Rafael 1760 ISR0.001-0.6320-12.60 

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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