Individual Calculations September 2012
 Grachev, Boris  Total change: -3.50  Rating chartPersonal card
 Int. Chessfestival Biel Open Master Biel SUI 2012-07-23
RcRownchangeKK*chgGame
 2538 2674 7.00 11 -0.35 10 -3.50 
  Preissmann, Emmanuel f2274  * SUI1.0010.08100.80 
  Raetsky, Alexander g2449 RUS1.0010.22102.20 
  Wen, Yang g2569 CHN0.001-0.6410-6.40 
  Boruchovsky, Avital f2416 ISR1.0010.18101.80 
  Shankland, Samuel g2579 USA0.501-0.1310-1.30 
  Golod, Vitali g2547 ISR1.0010.33103.30 
  Khairullin, Ildar g2631 RUS0.501-0.0610-0.60 
  Roiz, Michael g2615 ISR0.501-0.0810-0.80 
  Avrukh, Boris g2605 ISR0.501-0.1010-1.00 
  Bauer, Christian g2681 FRA0.5010.01100.10 
  Adhiban, Baskaran g2553 IND0.501-0.1610-1.60 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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