Individual Calculations July 2009
 Portales Borrero, Roman  Total change: 32.10  Rating chartPersonal card
 III Flavio Alvarez Galán ISAL DE LA JUVENTUD, CUBA CUB 2009-03-28
RcRownchangeKK*chgGame
 2107 2210 9.50 14 0.56 15 8.40 
  Duarte Napoles, Fanny 2157 CUB0.001-0.5715-8.55 
  Martinez, Orlando 2047 CUB1.0010.28154.20 
  Lopez, Yurima wf2056 CUB0.501-0.2115-3.15 
  Gonzalez Vega, Alejandro 2110 CUB0.501-0.1415-2.10 
  Ortiz Fagales, Joel 2135 CUB1.0010.40156.00 
  Ragolta Franco, Eduardo 2185 CUB0.501-0.0315-0.45 
  Lopez, Pedro 2061 CUB0.501-0.2015-3.00 
  Duarte Napoles, Fanny 2157 CUB1.0010.43156.45 
  Martinez, Orlando 2047 CUB1.0010.28154.20 
  Lopez, Yurima wf2056 CUB0.501-0.2115-3.15 
  Gonzalez Vega, Alejandro 2110 CUB0.501-0.1415-2.10 
  Ortiz Fagales, Joel 2135 CUB1.0010.40156.00 
  Ragolta Franco, Eduardo 2185 CUB0.501-0.0315-0.45 
  Lopez, Pedro 2061 CUB1.0010.30154.50 

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)
 
 2 I Copa 15 de Mayo Nueva Gerona, Isla de la Juventud CUB 2009-05-13
RcRownchangeKK*chgGame
 2202 2274 13.50 20 1.58 15 23.70 
  Montero Medina, Melkys 2133 CUB0.501-0.1915-2.85 
  Duarte, Fanny 2255 CUB0.501-0.0315-0.45 
  Ragolta, Eduardo 2213 CUB1.0010.42156.30 
  Benzanilla, Alexis f2279 CUB0.001-0.4915-7.35 
  Lopez, Pedro 2078 CUB1.0010.25153.75 
  Revilla, Alejandro 2179 CUB0.501-0.1315-1.95 
  Gonzalez Espin, Johandry f2351 CUB0.5010.11151.65 
  Gonzalez Vega, Alejandro 2219 CUB0.501-0.0815-1.20 
  Martinez Avila, Yaima 2143 CUB1.0010.32154.80 
  Jimenez Arias, Erick 2174 CUB0.501-0.1415-2.10 
  Montero Medina, Melkys 2133 CUB1.0010.31154.65 
  Duarte, Fanny 2255 CUB0.501-0.0315-0.45 
  Ragolta, Eduardo 2213 CUB0.001-0.5815-8.70 
  Benzanilla, Alexis f2279 CUB1.0010.51157.65 
  Lopez, Pedro 2078 CUB1.0010.25153.75 
  Revilla, Alejandro 2179 CUB1.0010.37155.55 
  Gonzalez Espin, Johandry f2351 CUB0.5010.11151.65 
  Gonzalez Vega, Alejandro 2219 CUB0.501-0.0815-1.20 
  Martinez Avila, Yaima 2143 CUB1.0010.32154.80 
  Jimenez Arias, Erick 2174 CUB1.0010.36155.40 

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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