Individual Calculations July 2009
 Petrukhina, Irina  Total change: -3.75  Rating chartPersonal card
 G-16 HL 2009 RUS Juniors Champ. Dagomys RUS 2009-04-15
RcRownchangeKK*chgGame
 1954 2059 5.50 9 -0.25 15 -3.75 
  Survilo, Viktoria 1877 RUS0.001-0.7415-11.10 
  Ovchinnikova, Alexandra 1850 RUS1.0010.23153.45 
  Rudenok, Tatiana 1961 RUS0.001-0.6315-9.45 
  Semenova, Anastasia 1908 RUS1.0010.30154.50 
  Trapeznikova, Darya 1952 RUS1.0010.35155.25 
  Kutueva, Natalia 1948 RUS1.0010.35155.25 
  Bukhteeva, Viktoria 2160 RUS0.001-0.3615-5.40 
  Lysenko, Maria 1948 RUS0.501-0.1515-2.25 
  Pischurina, Ekaterina 1983 RUS1.0010.40156.00 

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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