Individual Calculations September 2009
 Bonev, Todor  Total change: 10.35  Rating chartPersonal card
 24th open TETEVEN Teteven BUL 2009-08-15
RcRownchangeKK*chgGame
 2141 2260 6.50 9 0.69 15 10.35 
  Slavov, Hristo 1860  * BUL1.0010.08151.20 
  Janev, Pavel 1998 BUL1.0010.18152.70 
  Ivanov, Borislav 2114 BUL1.0010.30154.50 
  Badev, Kiril f2320 BUL0.001-0.4215-6.30 
  Dzhambazov, Iskren 2110 BUL1.0010.30154.50 
  Ivanov, Stojan Lubomirov 2153 BUL1.0010.35155.25 
  Kozhuharov, Spas m2406 BUL0.001-0.3015-4.50 
  Vachev, Vladimir f2144 BUL0.501-0.1615-2.40 
  Georgiev, Steljan 2161 BUL1.0010.36155.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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