Individual Calculations January 2012
 Graf, Felix  Total change: 10.50  Rating chartPersonal card
 World Youth Chess Championship - U 18 Open Caldas Novas/GO BRA 2011-11-18
 2241 2357 6.50 9 0.70 15 10.50 
  Salazar Loor, Rodger 2021 ECU1.0010.12151.80 
  Vilenchuk, Michael 2219 USA1.0010.31154.65 
  Kozganbayev, Erken 2248 KAZ1.0010.35155.25 
  Ter-Sahakyan, Samvel g2556 ARM0.001-0.2415-3.60 
  Salinas Herrera, Pablo f2307 CHI0.001-0.5715-8.55 
  Abarca Gonzalez, Nicolas 2098 CHI1.0010.18152.70 
  Guerrero Zambrano, Joel 2130 ECU0.501-0.2915-4.35 
  Gaehwiler, Gabriel 2244 SUI1.0010.35155.25 
  Mammadov, Zaur Fazahir Oglu m2349 AZE1.0010.49157.35 

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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