Individual Calculations August 2019
 Ossolinski, Ziemowit  Total change: -60.80  Rating chartPersonal card
 Najdorf Chess Festival gr. B Warszawa POL 2019-07-06
RcRownchangeKK*chgGame
 1700 1826 4.50 9 -1.52 40 -60.80 
  Strepikowski, Pawel 1639 POL0.001-0.7440-29.60 
  Bancarewicz, Aleks 1724 POL0.501-0.1440-5.60 
  Bilczewska, Olga 1717 POL1.0010.354014.00 
  Zdybel, Przemyslaw 1710 POL0.001-0.6640-26.40 
  Borkowski, Adam 1727 POL1.0010.364014.40 
  Radecki, Wojciech 1728 POL0.001-0.6340-25.20 
  Sidorczuk, Pawel 1599 POL1.0010.21408.40 
  Starosciak, Szymon 1697 POL0.501-0.1740-6.80 
  Dwilewicz, Agata 1755 POL0.501-0.1040-4.00 

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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