Individual Calculations July 2009
 Nestorova-Petrova, Lozanka  Total change: -5.70  Rating chartPersonal card
 59th Team Ch (m) 2nd Division Sunny Beach BUL 2009-06-08
RcRownchangeKK*chgGame
 2096 2080 2.50 6 -0.38 15 -5.70 
  Ivanov, Stojan Lubomirov 2129 BUL1.0010.57158.55 
  Tetimov, Ivan 1954 BUL0.501-0.1715-2.55 
  Ljangov, Petar 2072 BUL0.001-0.5115-7.65 
  Rusev, Jeliazko 2267 BUL0.001-0.2615-3.90 
  Dzanev, Georgi 2117 BUL1.0010.55158.25 
  Ilchev, Dimitar 2034 BUL0.001-0.5615-8.40 

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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