Individual Calculations July 2013
 Walkowiak, Bogumila  Total change: -4.80  Rating chartPersonal card
 Mistrzostwa Wielkopolski Juniorów w szachach klasycznych - D15 Zerkow POL 2013-06-14
RcRownchangeKK*chgGame
 1431 1267 1.00 4 -0.16 30 -4.80 
  Strozyk, Aleksandra 1388 POL0.001-0.3430-10.20 
  Wawrzynowicz, Marta 1451 POL0.5010.24307.20 
  Skrzypczak, Edyta 1536 POL0.5010.33309.90 
  Tomys, Wiktoria 1349 POL0.001-0.3930-11.70 

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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