Individual Calculations September 2012
 Bartoszek, Marcin  Total change: 9.45  Rating chartPersonal card
 DMP - I liga juniorow 2012 Suchedniow POL 2012-07-21
RcRownchangeKK*chgGame
 2129 1887 2.50 9 0.63 15 9.45 
  Sowul, Bartosz 2196 POL1.0010.861512.90 
  Kulas, Szymon 2019 POL0.5010.18152.70 
  Duda, Jan-Krzysztof f2287  * POL0.001-0.0815-1.20 
  Polok, Kacper 2192 POL0.001-0.1415-2.10 
  Kaleta, Blazej 2119 POL0.001-0.2115-3.15 
  Dowgird, Filip 2121 POL0.5010.29154.35 
  Tomsia, Kamil 2096 POL0.001-0.2315-3.45 
  Kaczmarek, Aleksander 2090 POL0.5010.26153.90 
  Lapaj, Mateusz 2037 POL0.001-0.3015-4.50 
 * 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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