Individual Calculations January 2012
 Crespo Hidalgo, Carlos  Total change: -2.25  Rating chartPersonal card
 World Youth Chess Championship - U 18 Open Caldas Novas/GO BRA 2011-11-18
 2026 1981 4.00 9 -0.15 15 -2.25 
  Mammadov, Zaur Fazahir Oglu m2349 AZE0.001-0.1015-1.50 
  Bullen, Alex 1770 WLS1.0010.23153.45 
  Espinoza Palomino, Willyam f2273 PER0.001-0.1515-2.25 
  Barreto, Gary 1861 PER1.0010.34155.10 
  Martinez De Negri, Gonzalo 2092 ARG0.001-0.3515-5.25 
  Bornheim, Craig 1909 RSA0.001-0.6015-9.00 
  Duarte, Gonzalo 1837 ARG1.0010.31154.65 
  Halvax, Georg f2318 AUT0.001-0.1215-1.80 
  Grego, Maximiliano 1825 ARG1.0010.29154.35 

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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