Individual Calculations January 2012
 Obregon, Andres Carlos  Total change: 9.30  Rating chartPersonal card
 Torneo Legislatura "COPA Dr. Norberto LA PORTA" (Premier) Buenos Aires ARG 2011-11-29
 2346 2446 6.50 9 0.93 10 9.30 
  Godoy, Carlos 2133 ARG1.0010.14101.40 
  Cristobal, Manuel 2208 ARG0.501-0.3010-3.00 
  Juliarena, Agustin 2116 ARG1.0010.12101.20 
  Fabian, Gaston f2351 ARG1.0010.37103.70 
  Felgaer, Ruben g2573 ARG0.5010.17101.70 
  Julia, Ernesto f2373 ARG1.0010.40104.00 
  Claverie, Raul m2483 ARG0.5010.05100.50 
  Alonso, Salvador g2483 ARG0.5010.05100.50 
  Krysa, Leandro f2396 ARG0.501-0.0710-0.70 

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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