Individual Calculations September 2009
 Stepien, Teresa  Total change: -13.50  Rating chartPersonal card
 XX Open Tournament Rudnik`2009 Gr B Rudnik nad Sanem POL 2009-06-27
RcRownchangeKK*chgGame
 1625 1605 1.00 4 -0.90 15 -13.50 
  Wozniak, Marcin 1726 POL0.001-0.3415-5.10 
  Kiljanski, Jedrzej 1696 POL0.001-0.3815-5.70 
  Drygas, Aleksandra 1518 POL0.501-0.1215-1.80 
  Sujdak, Mateusz 1561 POL0.501-0.0615-0.90 

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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