Individual Calculations February 2017
 Koski, Viljo  Total change: -14.20  Rating chartPersonal card
 Karlstad Open 2016 Karlstad SWE 2016-12-27
RcRownchangeKK*chgGame
 1989 1914 3.00 7 0.09 20 1.80 
  Fries-Nielsen, Niels Jorgen f2296 DEN0.5010.41208.20 
  Johansen, Oivind f2191 NOR0.001-0.1720-3.40 
  Eklund, Henrik 1702 SWE0.501-0.2720-5.40 
  Granum, Roger 1675 NOR1.0010.20204.00 
  Kristoffersson, Jimmy 2012 SWE0.5010.13202.60 
  Bjorkeroth, Johan 2049 SWE0.5010.18203.60 
  Arvidsson, Tomas 1995 SWE0.001-0.3920-7.80 

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)
 
 Div II 6 2016-17 r4 sweden SWE 2017-01-15
RcRownchangeKK*chgGame
 1668 1909 0.00 1 -0.80 20 -16.00 
  Torell, Torsten 1668 SWE0.001-0.8020-16.00 

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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