Individual Calculations January 2011
 Santillan, Carlos  Total change: -10.50  Rating chartPersonal card
 2010 Spice Cup FIDE Rated Open Lubbock, Texas USA 2010-11-05
RcRownchangeKK*chgGame
 2300 2055 0.00 2 -0.42 25 -10.50 
  Sipos, Istvan m2398 HUN0.001-0.1225-3.00 
  Nilsen, Joachim 2201 NOR0.001-0.3025-7.50 

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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