Individual Calculations July 2011
 Atanasov, Stojan  Total change: -21.25  Rating chartPersonal card
 Bulgarian individual championship for seniors Sofia BUL 2011-05-14
RcRownchangeKK*chgGame
 1877 1865 2.50 7 -0.85 25 -21.25 
  Ribarov, Plamen 2068 BUL0.001-0.2425-6.00 
  Tsenukov, Angel 2056 BUL0.001-0.2525-6.25 
  Dimitrov, Notyo 1791 BUL0.001-0.6025-15.00 
  Berberyan, Maruke 1583 BUL1.0010.16254.00 
  Ivanov, Dimitar 1966 BUL0.5010.14253.50 
  Kostov, Nikolay 1995 BUL0.001-0.3225-8.00 
  Sapareva, Magdalena 1677 BUL1.0010.26256.50 

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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