Individual Calculations April 2009
 Welin, Mats  Total change: 7.20  Rating chartPersonal card
 Elitserien 2008/09 rounds 6-11 Sweden SWE 2009-01-17
RcRownchangeKK*chgGame
 2225 2229 2.50 4 0.48 15 7.20 
  Forsberg, Jan-Olof 2160 SWE1.0010.40156.00 
  Svensson, Mans 2183 SWE0.501-0.0615-0.90 
  Nilsson, Andre 2276 SWE0.5010.07151.05 
  Bejtovic, Jasmin f2282 BIH0.5010.07151.05 

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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