Individual Calculations April 2013
 Portnaya, Valeriya  Total change: 13.65  Rating chartPersonal card
 Championship of Radughny-2013 Radughny RUS 2013-02-24
RcRownchangeKK*chgGame
 2086 1994 4.00 8 0.91 15 13.65 
  Abramov, Alexander f2243 RUS1.0010.811512.15 
  Areshchenko, Ivan 2239 RUS0.001-0.2015-3.00 
  Papayan, Oleg f2229 RUS0.001-0.2115-3.15 
  Kysar, Maxim 2033 RUS1.0010.55158.25 
  Kovalenko, Andrey 1972 RUS0.501-0.0315-0.45 
  Makarov, Vlad 1968 RUS0.501-0.0415-0.60 
  Gadzhiev, Tamerlan 2023 RUS0.5010.04150.60 
  Sultanov, Timur 1984 RUS0.501-0.0115-0.15 

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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