Individual Calculations January 2013
 Flores C., Ruben Guillermo  Total change: 9.60  Rating chartPersonal card
 Panama Chess Open 2 Panama PAN 2012-11-27
RcRownchangeKK*chgGame
 2145 1791 1.50 7 0.72 30 21.60 
  Kjartansson, Gudmundur m2191  * ISL1.0010.923027.60 
  Hevia Alejano, Carlos Antonio m2191  * CUB0.001-0.0830-2.40 
  Vigoa Apecheche, Yanira wg2191  * CUB0.001-0.0830-2.40 
  Estrada Nieto, Julian m2191  * MEX0.001-0.0830-2.40 
  Fandino Reyes, Roquelina wm2095 CUB0.001-0.1430-4.20 
  Mathews, Bryan c2056 PAN0.001-0.1830-5.40 
  Bonilla, Felix 2099 PAN0.5010.363010.80 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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)
 
NOTE: K factor changed
 Torneo Abierto Metropolitano San Jose CRC 2012-12-16
RcRownchangeKK*chgGame
 1991 1797 0.50 5 -0.80 15 -12.00 
  Cabrera Chaves, Marco Antonio 2141 CRC0.5010.38155.70 
  Arroyo Valverde, Luis 1918 CRC0.001-0.3415-5.10 
  Monge Calvo, Hugo 1915 CRC0.001-0.3415-5.10 
  Vaglio, Emanuel 2007 CRC0.001-0.2315-3.45 
  Solano Cuya, Bryan 1972 CRC0.001-0.2715-4.05 

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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