Individual Calculations February 2015
 Pettersson, Alexander  Total change: 8.40  Rating chartPersonal card
 Sallskapets hostturnering 2014 Stockholm SWE 2014-09-16
RcRownchangeKK*chgGame
 1894 2007 5.50 8 0.42 20 8.40 
  Spangberg, Robert 1620 SWE1.0010.09201.80 
  Svensson, Lars-Ake 1970 SWE0.501-0.0520-1.00 
  Nilsson, Christer 1950 1984 SWE0.501-0.0320-0.60 
  Jonsson, Henrik 1866 SWE0.501-0.1920-3.80 
  Adellian, Yashar 1878 SWE1.0010.33206.60 
  Evertsson, Rune 1947 SWE1.0010.42208.40 
  Wallgren, Ulf 2089 SWE0.001-0.3920-7.80 
  Adamsson, Goran 1801 SWE1.0010.24204.80 

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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