Individual Calculations September 2012
 Niedbal, Piotr  Total change: 28.95  Rating chartPersonal card
 Miedzynarodowy Festiwal Szachowy im. M.Najdorfa gr. B Warszawa POL 2012-08-08
RcRownchangeKK*chgGame
 1883 1693 4.00 8 1.93 15 28.95 
  Brudzinski, Maciej 1891 POL1.0010.761511.40 
  Cyra, Dariusz 1832 POL0.001-0.3115-4.65 
  Parczewski, Janusz 1983 POL0.5010.34155.10 
  Rusin, Ryszard 1943 POL1.0010.811512.15 
  Worobiej, Daniel 1850 POL0.5010.21153.15 
  Palka, Dominika 1769 POL1.0010.60159.00 
  Borowy, Cezary 1850 POL0.001-0.2915-4.35 
  Szwaj, Jacek 1942 POL0.001-0.1915-2.85 

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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