Individual Calculations April 2019
 Sanchez, David  Total change: 16.00  Rating chartPersonal card
 Campeonato Nacional Revision Rating 2019 San Salvador ESA 2019-01-19
 1809 1845 4.00 6 0.80 20 16.00 
  Rivera, Omar 1503 ESA1.0010.12202.40 
  Hernandez, Mauricio Daniel c2044 ESA0.001-0.2420-4.80 
  Baldelomar, Carlos Marcelo 1640 ESA1.0010.24204.80 
  Vasquez Vasquez, Marielos wc1445  * ESA1.0010.08201.60 
  Tobar, Jorge 1977 ESA1.0010.682013.60 
  Chavez, Ricardo Ernesto f2245  * ESA0.001-0.0820-1.60 
 * 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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