Individual Calculations July 2012
 Petryakova, Natalia  Total change: 27.00  Rating chartPersonal card
 G-16 FL 2012 RUS Juniors Champ. Loo RUS 2012-04-17
RcRownchangeKK*chgGame
 1788 1757 5.00 7 1.80 15 27.00 
  Logvinenko, Kristina 1556 RUS1.0010.24153.60 
  Solovyova, Anastasia 1815 RUS1.0010.58158.70 
  Utiatskaja, Irina 1916 RUS0.001-0.2915-4.35 
  Kljueva, Mariya 1810 RUS1.0010.57158.55 
  Fedorova, Elizaveta 1836 RUS0.001-0.3915-5.85 
  Maruseva, Evgenia 1691 RUS1.0010.41156.15 
  Staritsina, Elizaveta 1893 RUS1.0010.681510.20 

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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