Individual Calculations July 2017
 Stefanski, Piotr  Total change: -12.20  Rating chartPersonal card
 Spring in Krakow International Chess Championship of Malopolska Division B Krakow POL 2017-06-15
RcRownchangeKK*chgGame
 1420 1663 4.00 6 -0.61 20 -12.20 
  Surpeta, Julia 1303 POL1.0010.10202.00 
  Pudelko, Magdalena 1263  * POL1.0010.08201.60 
  Nikobenko, Ivan 1801 UKR0.001-0.3120-6.20 
  Krupinski, Mikolaj 1367 POL0.001-0.8520-17.00 
  Lanoszka, Tadeusz 1306 POL1.0010.11202.20 
  Marszalek, Jakub 1477 POL1.0010.26205.20 
 * 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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