Individual Calculations July 2013
 Salas Martin, Javier  Total change: -4.50  Rating chartPersonal card
 IX Open de Primavera de Gros Donostia ESP 2013-04-20
 1726 1804 2.00 4 -0.30 15 -4.50 
  Azpiroz Dorronsoro, Imanol 1458 ESP1.0010.11151.65 
  Sanchez Ruesga, Hector 1989 ESP0.001-0.2615-3.90 
  Moreiro Sanchez, Silvestre 1492 ESP1.0010.14152.10 
  Fernandez Zubitur, Jokin 1966 ESP0.001-0.2915-4.35 

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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