Individual Calculations February 2017
 Calabrese, Gabriel  Total change: 4.60  Rating chartPersonal card
 Liga Artzit North 2017 Round 1-2 Varios ISR 2017-01-07
RcRownchangeKK*chgGame
 2200 2110 1.00 2 0.23 20 4.60 
  Leibovich, Semion 2101 ISR1.0010.49209.80 
  Lurie, Michael 2298 ISR0.001-0.2620-5.20 

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)
 

 

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