Individual Calculations September 2009
 Stjazhkina, Olga  Total change: -4.35  Rating chartPersonal card
 3-rd International Open Chess Festival VARNA St. st. Constantine and Helena BUL 2009-06-12
RcRownchangeKK*chgGame
 2200 2276 4.50 8 -0.29 15 -4.35 
  Parligras, Mircea g2586 ROU0.5010.36155.40 
  Shishkov, Minko 2246 BUL0.501-0.0415-0.60 
  Malinarski, Yehuda 2101 ISR0.501-0.2315-3.45 
  Spiridonov, Nikola g2359 BUL0.5010.11151.65 
  Chrzaszcz, Malvina 2040 POL0.001-0.8015-12.00 
  Lao, Lenath 1961 FRA1.0010.14152.10 
  Lilov, Valeri Petrov 2165 BUL0.501-0.1515-2.25 
  Vachev, Vladimir f2139 BUL1.0010.32154.80 

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)
 

 

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