Individual Calculations October 2017
 Alcala Valiente, Juan Carlos  Total change: -4.80  Rating chartPersonal card
 XIX Open Internacional de Sants, Hostafrancs i Bordeta Grup A Barcelona ESP 2017-08-18
 2096 1981 3.00 9 -0.24 20 -4.80 
  Karthik, Venkataraman f2316 IND0.001-0.1220-2.40 
  Di Trapani, Davide 2188 ITA0.001-0.2320-4.60 
  Gonzalez Rodriguez, Jorge A. m2274 COL0.001-0.1520-3.00 
  Sandstrom, Anders 1902 SWE0.501-0.1120-2.20 
  Huse, Sigurd Kjelsbol 1885 NOR1.0010.37207.40 
  De Wilde, Rik 2170 NED1.0010.752015.00 
  Garcia Martinez, Marcos 2152 ESP0.001-0.2720-5.40 
  Jareno Badenas, Aleix 2113 ESP0.001-0.3220-6.40 
  Low, Kevin c1866 CAN0.501-0.1620-3.20 

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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