Individual Calculations May 2015
 Sigeman, Johan  Total change: -0.80  Rating chartPersonal card
 Lund Open 2015 3-6 lund SWE 2015-03-01
RcRownchangeKK*chgGame
 2205 2123 2.00 4 0.36 20 7.20 
  Semcesen, Daniel g2469 SWE0.001-0.1120-2.20 
  Stahlberg, David 2094 SWE0.501-0.0420-0.80 
  Malekian, Babak f2333 SWE0.5010.27205.40 
  Radberg, John 1925 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)
 
 Lund Open 2015 7 lund SWE 2015-04-01
RcRownchangeKK*chgGame
 1783 2148 0.50 1 -0.40 20 -8.00 
  Szumniak, Jedrzej 1783 SWE0.501-0.4020-8.00 

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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