Individual Calculations July 2009
 Ferrer Freyre, David  Total change: -5.70  Rating chartPersonal card
 Campeonato Individual Absoluto de Sevilla Sevilla ESP 2009-01-17
 1968 2058 4.50 8 -0.38 15 -5.70 
  Herrera Tudela, Juan Manuel 1742 ESP1.0010.13151.95 
  Carrabeo Garcia, Manuel 2163 ESP0.5010.14152.10 
  Justiniano Marquez, Marco Ant. 2140 ESP0.5010.11151.65 
  Martin Vazquez, Jose Miguel 2098 ESP0.001-0.4415-6.60 
  De La Puerta Cresis, Javier 1868 ESP1.0010.25153.75 
  Aranaz Murillo, Amalia 1995 ESP0.001-0.5915-8.85 
  Rios Camacho, Jose Antonio 1795 ESP1.0010.18152.70 
  Gutierrez Valero, Mario 1941 ESP0.501-0.1615-2.40 

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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