Individual Calculations April 2009
 Kurbatov, Andrei  Total change: -17.55  Rating chartPersonal card
 Lipetsk chess-17 A Lipetsk RUS 2008-11-28
RcRownchangeKK*chgGame
 2204 2176 3.00 9 -1.17 15 -17.55 
  Barbashin, Igor 2240 RUS0.5010.09151.35 
  Skomorohov, Grigorij 2200 RUS0.001-0.4715-7.05 
  Ruchkin, Ivan 2160 RUS0.501-0.0215-0.30 
  Semenkov, Alexander 2148 RUS0.001-0.5415-8.10 
  Airapetian, Gor f2378 RUS0.001-0.2415-3.60 
  Shishkin, Aleksey A. 2214 RUS0.5010.05150.75 
  Venevtsev, Andrey 2235 RUS0.001-0.4215-6.30 
  Filin, Alexander 2152 RUS0.501-0.0315-0.45 
  Kasantsev, Anatolij B. f2111 RUS1.0010.41156.15 

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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