Individual Calculations May 2011
 Serna Lara, Sergio  Total change: -2.85  Rating chartPersonal card
 Cto Castilla-La Mancha Equipos 2011 Almansa Ciudad Real ESP 2011-03-17
 2210 2247 2.00 4 -0.19 15 -2.85 
  Villasenor Rubio, Emilio Jose 2154 ESP0.501-0.1315-1.95 
  Espinosa Aranda, Angel f2399 ESP0.5010.20153.00 
  Garcia Roman, Jose Luis Machado 2011 ESP1.0010.20153.00 
  Garcia Moreno, Carlos 2275 ESP0.001-0.4615-6.90 

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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