Individual Calculations April 2017
 Romero, Armando Gaitan  Total change: 2.20  Rating chartPersonal card
 Campeonato Nacional Revision Rating 2017 San Salvador ESA 2017-02-25
RcRownchangeKK*chgGame
 1778 1553 1.00 4 0.11 20 2.20 
  Recinos, Jonathan 1804 ESA0.001-0.1920-3.80 
  Martinez, Josue 1688 ESA1.0010.682013.60 
  Melendez, Gabriela wf1864 ESA0.001-0.1420-2.80 
  Sandoval, Mario 1755 ESA0.001-0.2420-4.80 

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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