Individual Calculations July 2011
 Ijurko Erroizena, Jose Angel  Total change: -25.75  Rating chartPersonal card
 VII Open de Primavera de Gros Donostia – San Sebastian ESP 2011-05-07
RcRownchangeKK*chgGame
 1644 1636 1.50 5 -1.03 25 -25.75 
  Garay Lenne, Luis Maria 1983 ESP0.001-0.1125-2.75 
  Arcelus Calamundi, Inaki 1534 ESP0.501-0.1425-3.50 
  Mohseni, Neik 1702 AFG0.001-0.4125-10.25 
  Abalia Patino, Aritz 1480 ESP0.001-0.7125-17.75 
  Vadillo Jueguen, Jon 1522 ESP1.0010.34258.50 

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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