Individual Calculations March 2011
 Obregon, Andres Carlos  Total change: 10.20  Rating chartPersonal card
 LXI Abierto de Verano de Villa Ballester 2011 Villa Ballester ARG 2011-01-19
 2199 2439 8.00 9 1.02 10 10.20 
  Ferraro, Oscar Anibal 2039  * ARG1.0010.08100.80 
  Medina, Gustavo 2039  * ARG1.0010.08100.80 
  Martinez De Negri, Gonzalo 2063 ARG1.0010.09100.90 
  Pichot, Alan f2231 ARG1.0010.23102.30 
  Cuevas, Alex f2305 ARG1.0010.32103.20 
  Krysa, Leandro 2298 ARG0.001-0.6910-6.90 
  Scarella, Enrique Alejandro m2386 ARG1.0010.43104.30 
  Fulgenzi, Ernesto f2346 ARG1.0010.37103.70 
  Fiori, Hector 2088 ARG1.0010.11101.10 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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