Individual Calculations April 2015
 Krzyzak, Jan  Total change: 4.20  Rating chartPersonal card
 IV Liga Walbrzyska 2014/2015 Dolny Slask POL 2014-12-07
RcRownchangeKK*chgGame
 1559 1372 2.00 6 0.21 20 4.20 
  Patyk, Anna 1762 POL0.001-0.0920-1.80 
  Zak, Pawel 1698 POL0.001-0.1320-2.60 
  Swiercz, Nikodem 1236 POL1.0010.32206.40 
  Poborca, Lukasz 1378 POL0.5010.01200.20 
  Zielinski, Zbigniew 1772  * POL0.5010.42208.40 
  Mozol, Dawid 1508 POL0.001-0.3220-6.40 
 * 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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