Individual Calculations August 2014
 Piesik, Piotr  Total change: -12.60  Rating chartPersonal card
 XXI MTS Kowalewo Pomorskie 2014 - Open A Kowalewo Pomorskie POL 2014-07-10
RcRownchangeKK*chgGame
 2082 2244 5.50 9 -0.63 20 -12.60 
  Budnik, Mateusz 1895 POL1.0010.11202.20 
  Szczesniak, Andrzej 2038 POL0.501-0.2620-5.20 
  Banasik, Krzysztof 2306 POL0.5010.09201.80 
  Pham, Juliusz 1844  * POL1.0010.08201.60 
  Szymczak, Zbigniew m2271 POL0.5010.04200.80 
  Budrewicz, Krzysztof 2258 POL0.001-0.4820-9.60 
  Garbowski, Jakub 1844  * POL1.0010.08201.60 
  Zielinski, Wojciech 2175 POL0.501-0.1020-2.00 
  Zielinski, Maciej 2105 POL0.501-0.1920-3.80 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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