Individual Calculations September 2009
 Ribeiro, Andre Luiz Machado  Total change: -29.10  Rating chartPersonal card
 II IRT ECXA - CRESCER PHD Vitoria/ES BRA 2009-07-07
RcRownchangeKK*chgGame
 2017 2143 4.00 9 -1.94 15 -29.10 
  Torrezani, Eduardo De Moraes 2023 BRA0.501-0.1615-2.40 
  Cantarino Neto, Mario Ribeiro 2145 BRA1.0010.50157.50 
  Estolano, Edilson 1878 BRA0.001-0.8215-12.30 
  Silveira, Rogerio Zanon Da 2151 BRA0.5010.01150.15 
  Cortez, Milton Edwin Cobo 2076 BRA0.001-0.5915-8.85 
  Vieira, Paulo Cesar 2005 BRA0.501-0.1915-2.85 
  Verdibello, Mario Arnaldo 2072 BRA0.001-0.6015-9.00 
  Lahud, Tarcisio Jose 1947 BRA0.501-0.2515-3.75 
  Schmidt, Osmar Raulino 1855 BRA1.0010.16152.40 

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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