Individual Calculations November 2009
 Boneva, Zvezdelina  Total change: 3.30  Rating chartPersonal card
 8th Kesarovski-Georgiev Memorial Sunny Beach BUL 2009-09-07
RcRownchangeKK*chgGame
 2166 1935 1.50 6 0.22 15 3.30 
  Raeva, Elitsa wm2248 BUL0.001-0.1415-2.10 
  Asparuhov, Parvan 2125 BUL1.0010.751511.25 
  Kostadinov, Rumen 2192 BUL0.5010.32154.80 
  Sgircea, Silvia-Raluca wf2211 ROU0.001-0.1715-2.55 
  Bochev, Krasimir 2119 BUL0.001-0.2615-3.90 
  Ljangov, Petar 2099 BUL0.001-0.2815-4.20 

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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