Individual Calculations December 2015
 Izquierdo Arruferia, Joseba  Total change: -9.80  Rating chartPersonal card
 Campeonato de Gipuzkoa Individual 2015 Donostia ESP 2015-10-03
RcRownchangeKK*chgGame
 1852 1857 2.50 6 -0.49 20 -9.80 
  Izagirre Alsua, Aritz 1905 ESP0.5010.07201.40 
  Aparicio Mola, Luis 1524 ESP1.0010.12202.40 
  Juez Villar, Erik 1944 ESP0.001-0.3820-7.60 
  Abalia Patino, Aritz 2090 ESP0.001-0.2120-4.20 
  Orube Bona, Andoni 1814 ESP1.0010.44208.80 
  Berdote Alonso, Carlos 1832 ESP0.001-0.5320-10.60 

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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