Individual Calculations July 2008
 Piotrowski, Arkadiusz  Total change: -21.30  Rating chartPersonal card
 XXXXIII YMCA Winter 2008-B Warszawa POL 2008-01-02
RcRownchangeKK*chgGame
 2017 1955 4.00 13 -1.42 15 -21.30 
  Szymczak, Rafal 2121 POL1.0010.721510.80 
  Ponceleusz, Bronislaw 1987 POL0.001-0.4615-6.90 
  Krasiewicz, Robert 2050 POL0.001-0.3715-5.55 
  Kadzinski, Wieslaw 1985 POL0.001-0.4615-6.90 
  Pekacki, Stanislaw 1995 POL1.0010.56158.40 
  Sielicki, Tomasz 1960 POL0.001-0.4915-7.35 
  Kuracki, Marek 1958 POL0.001-0.5015-7.50 
  Proszynski, Waldemar 2090 POL0.001-0.3215-4.80 
  Kosny, Marek 1958 POL1.0010.50157.50 
  Solnicki, Michal 1982 POL0.001-0.4615-6.90 
  Szefer, Michal 2037 POL0.001-0.3915-5.85 
  Jozwik, Jacek 2041 POL1.0010.62159.30 
  Delega, Tomasz 2053 POL0.001-0.3715-5.55 

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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