Individual Calculations April 2009
 Del Puerto, Jorge  Total change: -17.25  Rating chartPersonal card
 IX IRT DE LA COOPERATIVA SAN CRISTOBAL ASUNCION PAR 2008-11-27
RcRownchangeKK*chgGame
 1769 1687 2.50 8 -0.69 25 -17.25 
  Ibanez, Juan 2013 PAR0.001-0.1325-3.25 
  Piris Tillner, Fernando 1878 PAR0.001-0.2525-6.25 
  Forcadell, Nelson 1674 PAR1.0010.482512.00 
  Alarcon, Jose 1726 PAR0.001-0.4525-11.25 
  Ochelli, Francisco 1809 PAR0.5010.17254.25 
  Rolon, Renato 1655 PAR0.001-0.5425-13.50 
  Moreno, Micaela 1577 PAR1.0010.35258.75 
  Battaglia, Jose 1821 PAR0.001-0.3225-8.00 

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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