Individual Calculations January 2015
 Murillo, Victor M.  Total change: -76.40  Rating chartPersonal card
 Open San Salvador 2014 San Salvador ESA 2014-12-05
RcRownchangeKK*chgGame
 1744 1896 1.50 5 -1.91 40 -76.40 
  Chavez, Hector Eduardo 2146 ESA0.001-0.1940-7.60 
  Salas Torres, Pamela wc1686 CRC0.501-0.2740-10.80 
  Ortez, Andrea wc1652 ESA0.001-0.8040-32.00 
  Herrera, Marjorie 1535 ESA1.0010.10404.00 
  Melara, Moises 1699 ESA0.001-0.7540-30.00 

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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