Individual Calculations March 2012
 Obregon, Andres Carlos  Total change: 2.10  Rating chartPersonal card
 ITT Homenaje a los Maestros Predecesores del Paraguayos Asuncion PAR 2012-01-09
 2344 2455 6.00 9 0.21 10 2.10 
  Vazquez, Guillermo f2273 PAR0.501-0.2410-2.40 
  Saldano Dayer, Horacio m2441 ESP0.501-0.0210-0.20 
  Kropff, Ricardo m2236 PAR1.0010.22102.20 
  Latorre, Manuel f2299 PAR0.501-0.2110-2.10 
  Delgado Ramirez, Neuris g2575 COL0.001-0.3410-3.40 
  Villalba, Marcelo m2199 PAR1.0010.19101.90 
  Brito, Luismar f2270 BRA0.501-0.2410-2.40 
  Diaz Hollemaert, Nahuel m2441 ARG1.0010.48104.80 
  Espinoza Palomino, Willyam f2361 PER1.0010.37103.70 

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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