Individual Calculations July 2011
 Izagirre Alsua, Aritz  Total change: 10.05  Rating chartPersonal card
 VII Open de Primavera de Gros Donostia – San Sebastian ESP 2011-05-07
RcRownchangeKK*chgGame
 1733 1791 3.50 5 0.67 15 10.05 
  Arcelus Calamundi, Inaki 1534 ESP1.0010.18152.70 
  Garay Lenne, Luis Maria 1983 ESP0.001-0.2515-3.75 
  Abalia Patino, Aritz 1480 ESP1.0010.14152.10 
  Alvarado Fernandez, Mikel 2012 ESP0.5010.28154.20 
  Berdote Alonso, Carlos 1657 ESP1.0010.32154.80 

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)
 

 

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