Individual Calculations June 2015
 Botvinnik, Ilia  Total change: 1.10  Rating chartPersonal card
 National Team Championship 2015 Round 11 various ISR 2015-05-01
RcRownchangeKK*chgGame
 2430 2348 0.50 1 0.11 10 1.10 
  Bruk, Ofer m2430 ISR0.5010.11101.10 

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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