Individual Calculations September 2009
 Petrova, Lyudmila  Total change: -24.75  Rating chartPersonal card
 "Alushta Summer Open - 2009 - 2" Alushta UKR 2009-07-10
RcRownchangeKK*chgGame
 2111 2083 2.50 9 -1.65 15 -24.75 
  Obrjadov, Alexandr 2285 RUS0.5010.26153.90 
  Sshedrin, Ilya 2163 RUS0.001-0.3915-5.85 
  Gorozhankina, Julia wf2079 RUS0.501-0.0115-0.15 
  Aripov, Iskandar 1973 UZB0.501-0.1515-2.25 
  Didenko, Sergei 2111 RUS0.001-0.4615-6.90 
  Chernoukhov, Alexandr 1868 UKR1.0010.23153.45 
  Gavrish, Leonid 2217 UKR0.001-0.3215-4.80 
  Palchun, Grigory 2051 RUS0.001-0.5415-8.10 
  Kurayan, Ruslan 2256 UKR0.001-0.2715-4.05 

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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