Individual Calculations April 2009
 Witek, Tomasz  Total change: -0.60  Rating chartPersonal card
 52nd YMCA Autumn 2008-A Warszawa POL 2008-10-07
RcRownchangeKK*chgGame
 2153 2155 6.50 13 -0.04 15 -0.60 
  Krasiewicz, Robert 2090 POL0.001-0.5915-8.85 
  Moskwinski, Tadeusz 2178 POL0.001-0.4715-7.05 
  Szefer, Michal 2065 POL1.0010.38155.70 
  Sanz Losada, Victoriano 2206 ESP1.0010.57158.55 
  Janczarski, Michal 2269 POL0.5010.16152.40 
  Delega, Tomasz 2164 POL0.001-0.4915-7.35 
  Bielinski, Leszek 2128 POL0.001-0.5415-8.10 
  Lada, Marek f2201 POL0.001-0.4415-6.60 
  Michniewski, Tomasz 2215 POL0.5010.08151.20 
  Przybyla, Kamil 2184 POL1.0010.54158.10 
  Zurkowski, Andrzej 2068 POL0.501-0.1215-1.80 
  Luksik, Mateusz 2159 POL1.0010.51157.65 
  Sielicki, Tomasz 2063 POL1.0010.37155.55 

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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