Individual Calculations September 2009
 Dobrev, Nayden  Total change: 21.15  Rating chartPersonal card
 Albena International Open Chess Tournament 2009 Albena BUL 2009-06-20
RcRownchangeKK*chgGame
 2419 2137 3.00 6 2.00 15 30.00 
  Ivanov, Jordan m2435 BUL0.001-0.1515-2.25 
  Dimitrov, Radoslav m2388 BUL0.5010.31154.65 
  Dobrev, Nanko m2366 BUL1.0010.791511.85 
  Spiridonov, Nikola g2359 BUL1.0010.781511.70 
  Komarov, Dimitri g2487 UKR0.5010.39155.85 
  Petkov, Vladimir g2481 BUL0.001-0.1215-1.80 

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)
 
 24th open TETEVEN Teteven BUL 2009-08-15
RcRownchangeKK*chgGame
 2036 2163 4.00 7 -0.59 15 -8.85 
  Daskalov, Dimitar 1936 BUL0.001-0.7915-11.85 
  Georgiev, Ivan Georgiev 1799 BUL1.0010.10151.50 
  Krustev, Vasil 1986 BUL1.0010.27154.05 
  Sirkov, Lubomir 2030 BUL1.0010.32154.80 
  Andreev, Sasho 2090 BUL0.501-0.1015-1.50 
  Ivanov, Tsvetalin 2097 BUL0.501-0.0915-1.35 
  Andonov, Bogomil m2311 BUL0.001-0.3015-4.50 

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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