Individual Calculations September 2009
 Arenas, David  Total change: 67.05  Rating chartPersonal card
 IRT Departamental de Antioquia Absoluto Medellin COL 2009-07-01
RcRownchangeKK*chgGame
 2191 2266 5.00 6 1.43 15 21.45 
  Castaneda, Jhon David 2132 COL1.0010.32154.80 
  Martinez, Mauricio 2011 COL1.0010.19152.85 
  Aponte Castillo, Jose Ernesto 2160 COL1.0010.36155.40 
  Arango, Andres Mauricio 2146 COL1.0010.34155.10 
  Clavijo, Jorge Mario m2364 COL0.5010.13151.95 
  Vittorino, Carlo f2330 COL0.5010.09151.35 

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)
 
 Centroamericano y del Caribe Sub20 Absoluto Medellin COL 2009-07-30
RcRownchangeKK*chgGame
 2203 2266 6.50 8 1.86 15 27.90 
  Tautiva, Cristian Camilo 2018 COL1.0010.19152.85 
  Otero Martinez, Daniel 2097 COL1.0010.28154.20 
  Vargas, Arteaga Alexis 2201 COL0.001-0.5915-8.85 
  Guerrero Fandino, Gustavo 2131 COL1.0010.32154.80 
  Sanchez Maya, Simon 2203 COL1.0010.41156.15 
  Gallego Alcaraz, Andres Felipe 2380 COL1.0010.66159.90 
  Diaz Ordonez, Ciro 2373 ECU1.0010.65159.75 
  Pulvett, Daniel 2223 VEN0.501-0.0615-0.90 

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)
 
 IRT GP Feria de las Flores ELITE Medellin COL 2009-08-05
RcRownchangeKK*chgGame
 2160 2266 6.50 9 0.75 15 11.25 
  Rendon, Daniel 2054 COL1.0010.23153.45 
  Rengifo, Jose Ignacio 2130 COL1.0010.32154.80 
  Gallego Alcaraz, Andres Felipe 2380 COL0.5010.16152.40 
  Benitez Rodriguez, Carlos 2066 COL0.001-0.7615-11.40 
  Ramirez, Benjamin Dario 2153 COL0.501-0.1515-2.25 
  Castaneda, Jhon David 2132 COL1.0010.32154.80 
  Guerrero, Juan Carlos m2193 COL1.0010.40156.00 
  Guerrero Fandino, Gustavo 2131 COL0.501-0.1815-2.70 
  Sanchez Maya, Simon 2203 COL1.0010.41156.15 

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)
 
 Torneo Open Ciudad De Cartago Cartago COL 2009-08-15
RcRownchangeKK*chgGame
 2151 2266 3.50 5 0.43 15 6.45 
  Ocampo, Derly Gineth 1869 COL1.0010.08151.20 
  Castro, Oscar H m2376 COL0.001-0.3515-5.25 
  Buitrago, Mauricio 1906 COL1.0010.10151.50 
  Rios, Alejandro m2313 COL1.0010.57158.55 
  Panesso Rivera, Henry m2290 COL0.5010.03150.45 

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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