Individual Calculations January 2010
 Opacak, Ivan  Total change: 11.75  Rating chartPersonal card
 12th tournament Christmas 2009 Ruscica CRO 2009-11-06
RcRownchangeKK*chgGame
 1764 1862 3.00 4 0.47 25 11.75 
  Corluka, Jure 1728 CRO1.0010.32258.00 
  Kodzoman, Berislav 1735 CRO0.001-0.6725-16.75 
  Talic, Adam 1752 CRO1.0010.35258.75 
  Tomic, Ivan 1842 CRO1.0010.472511.75 

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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