Individual Calculations April 2013
 Astrom, Robert  Total change: 8.70  Rating chartPersonal card
 Div I Norra 2012-2013 Sweden SWE 2012-10-21
RcRownchangeKK*chgGame
 2330 2454 3.50 4 0.87 10 8.70 
  Larsson, Per f2356 SWE1.0010.37103.70 
  Cederberg, Karl-Olof 2178 SWE1.0010.17101.70 
  Lyrberg, Patrik m2449 SWE1.0010.49104.90 
  Sjoberg, Mats m2336 SWE0.501-0.1610-1.60 

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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