Individual Calculations May 2011
 Leon Magallanes, Isaac  Total change: 15.45  Rating chartPersonal card
 XV Grand Prix Nacional 7ma. Parada 2010 Categoría U-2100 Santo Domingo ECU 2010-10-29
RcRownchangeKK*chgGame
 1774 1907 4.00 6 0.09 15 1.35 
  Jacome, Esteban 1507  * ECU1.0010.08151.20 
  Rezabala Leon, Jordan 1710 ECU1.0010.25153.75 
  Crespo Santillan, Roberto 2008 ECU0.5010.14152.10 
  Jarrin Cobos, Jose 2012 ECU0.001-0.3615-5.40 
  Jerves, Carlos 1704 ECU0.501-0.2615-3.90 
  Espin Diaz, Edwin 1702 ECU1.0010.24153.60 
 * 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)
 
 CAMPEONATO NACIONAL DE AJEDREZ CATEGORIA U-15 VARONES 2011 Guayaquil ECU 2011-04-06
RcRownchangeKK*chgGame
 1810 1913 6.00 8 0.94 15 14.10 
  Guaranda, Edwar 1650 ECU1.0010.18152.70 
  Rosero Ponce, Paul 1765 ECU1.0010.30154.50 
  Jerves, Carlos 1761 ECU1.0010.30154.50 
  Castro, Gustavo 1880 ECU0.501-0.0515-0.75 
  Barros Rivadeneira, Cristhian 2010 ECU1.0010.63159.45 
  Galls Aguirre, Jorge 1874 ECU0.001-0.5515-8.25 
  Azua Avila, Vicente 1849 ECU0.501-0.0915-1.35 
  Arevalo, Jose 1688 ECU1.0010.22153.30 

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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