Individual Calculations September 2011
 Bucher, Grant W  Total change: -11.70  Rating chartPersonal card
 Czech Open 2011 - B - open rating tournament Pardubice CZE 2011-07-22
RcRownchangeKK*chgGame
 1909 2023 5.00 9 -0.78 15 -11.70 
  Duerr, Florian 1826 GER0.501-0.2515-3.75 
  Panzhina, Jekaterina 1861 LAT0.501-0.2115-3.15 
  Tuma, Jan 1686 CZE1.0010.12151.80 
  Vorobyov, Yrij f2210 UKR0.001-0.2615-3.90 
  Astrom, Linda 1849 SWE1.0010.27154.05 
  Masak, Pavel 2138 CZE0.001-0.3415-5.10 
  Schneider, Rafael 1866 LUX0.001-0.7115-10.65 
  Franz, Tobias 1893 GER1.0010.32154.80 
  Hansch, Stephan 1856 GER1.0010.28154.20 

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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