Individual Calculations April 2013
 Zaczek, Jonathon  Total change: -38.25  Rating chartPersonal card
 116th YMCA Winter 2013-A Warszawa POL 2013-01-10
RcRownchangeKK*chgGame
 2106 2100 1.50 10 -3.41 15 -51.15 
  Sanz Losada, Victoriano 2093 ESP0.001-0.5115-7.65 
  Szewczyk, Mariusz 2074 POL0.001-0.5415-8.10 
  Goslawski, Michal 2131 POL0.5010.04150.60 
  Kielar, Maciej 2106 POL0.001-0.4915-7.35 
  Jarmula, Lukasz 2164 POL0.001-0.4115-6.15 
  Liberadzki, Slawomir 2104 POL0.001-0.4915-7.35 
  Luksik, Mateusz 2099 POL0.001-0.5015-7.50 
  Delega, Tomasz 2129 POL0.5010.04150.60 
  Choroszej, Aleksander 2097 POL0.001-0.5015-7.50 
  Szymczak, Rafal 2067 POL0.501-0.0515-0.75 

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)
 
 Druzynowe Mistrzostwa Mazowsza 2012/2013 Warszawa POL 2013-01-13
RcRownchangeKK*chgGame
 2068 2100 3.00 4 0.86 15 12.90 
  Jarmula, Pawel 2196 POL0.5010.13151.95 
  Toczek, Grzegorz f2285 POL0.5010.24153.60 
  Borowicz, Przemyslaw 1984 POL1.0010.34155.10 
  Brudzinski, Maciej 1808 POL1.0010.15152.25 

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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