Individual Calculations April 2019
 Melendez, Jose Edo.  Total change: 9.20  Rating chartPersonal card
 Campeonato Nacional Revision Rating 2019 San Salvador ESA 2019-01-19
 1747 1744 4.50 8 0.46 20 9.20 
  Hernandez, Sofia wc1350 ESA1.0010.08201.60 
  Perez Gavidia, Armando 1390 ESA1.0010.11202.20 
  Mendez, Dimas 1992 ESA1.0010.812016.20 
  Giron, Jorge Ernesto m2144  * ESA0.001-0.0820-1.60 
  Burgos Figueroa, Carlos E. m2144  * ESA0.001-0.0820-1.60 
  Abarca, Camila Rene wc1643 ESA1.0010.36207.20 
  Coto Anaya, Walter Alexander 1678 ESA0.001-0.5920-11.80 
  Medrano, Camilo 1632 ESA0.501-0.1520-3.00 
 * 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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