Individual Calculations September 2011
 Santos Portuondo, Raul  Total change: -29.70  Rating chartPersonal card
 Abierto Giraldilla Grupo 3 La Habana CUB 2011-08-13
RcRownchangeKK*chgGame
 1905 2029 5.00 9 -0.99 30 -29.70 
  Mandina Verdecia, Yoan 1887 CUB1.0010.31309.30 
  Rodriguez Perez, Roxalia 1856 CUB0.501-0.2330-6.90 
  Rivero Suarez, Danilo 1952 CUB0.001-0.6130-18.30 
  Rodriguez Perez, Roxana 1853 CUB0.501-0.2330-6.90 
  Mendez Gonzalez, Susana 1878 CUB1.0010.30309.00 
  Arias, Daniel 1984 ESA0.001-0.5630-16.80 
  Rodriguez Gomez, Juan Alberto 1867 CUB1.0010.29308.70 
  Falcon Naranjo, Carlos Alejandro 1904 CUB1.0010.33309.90 
  Labrada Gonzalez, , Lisbeth 1965 CUB0.001-0.5930-17.70 

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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