Individual Calculations November 2009
 Pettersson, Anders  Total change: 51.15  Rating chartPersonal card
 Nordisk for gymnaslag Barum NOR 2009-09-11
RcRownchangeKK*chgGame
 2150 2049 2.00 3 0.91 15 13.65 
  Gandrud, Vegar Koi 2170 NOR1.0010.66159.90 
  Thorgeirsson, Sverrir 2142 ISL0.5010.13151.95 
  Sofiev, Alexey 2137 FIN0.5010.12151.80 

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)
 
 VI Open Internacional Amateur de Calvià Baleares ESP 2009-10-10
RcRownchangeKK*chgGame
 2145 2049 5.50 8 2.50 15 37.50 
  Lind, Jan-Olov 2189 SWE0.5010.19152.85 
  Vega Gomez, Francisco B. 2226 ESP0.5010.23153.45 
  Ask, Josef 2181 SWE0.001-0.3215-4.80 
  Cerdo Fernandez, Miguel 1921 ESP1.0010.33154.95 
  Navarrete Espi, Samuel 1932 ESP1.0010.34155.10 
  Martinez Vicario, Jose Maria 2186 ESP1.0010.681510.20 
  Ducros Salva, Antonio 2239 ESP0.5010.25153.75 
  Gonzalez Arribas, Vidal A. f2286 ESP1.0010.801512.00 

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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