Individual Calculations January 2012
 Stefansson, Vignir Vatnar  Total change: -1.35  Rating chartPersonal card
 TG Youth Tournament 2011 Reykjavik ISL 2011-10-30
RcRownchangeKK*chgGame
 1689 1444 0.50 3 -0.09 15 -1.35 
  Ragnarsson, Dagur 1761 ISL0.001-0.1315-1.95 
  Hardarson, Jon Trausti 1660 ISL0.5010.28154.20 
  Johannesson, Oliver 1645 ISL0.001-0.2415-3.60 

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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