Individual Calculations April 2015
 Brizuela, Ruben  Total change: -9.20  Rating chartPersonal card
 Campeonato Nacional Revision Rating 2015 San Salvador ESA 2015-02-07
 2007 1660 0.00 2 -0.23 40 -9.20 
  Hernandez, Mauricio Daniel 1953 ESA0.001-0.1540-6.00 
  Zepeda, Rafael 2060  * ESA0.001-0.0840-3.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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