Individual Calculations January 2010
 Argueta, Carlos  Total change: -8.10  Rating chartPersonal card
 Open San Salvador 2009 San Salvador ESA 2009-12-10
RcRownchangeKK*chgGame
 2109 1984 1.50 6 -0.54 15 -8.10 
  Quinones Centeno, Carlos David 2247 GUA0.001-0.1815-2.70 
  Sanchez, Jorge f2184 PAN0.5010.26153.90 
  Garcia, Sergio 2119 GUA0.001-0.3215-4.80 
  Hernandez, Bera 1772 ESA1.0010.23153.45 
  Zepeda, Lorena wm2109 ESA0.001-0.3315-4.95 
  Lorenzana, Wilson Estuardo f2224 GUA0.001-0.2015-3.00 

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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