Individual Calculations July 2010
 Vargas Serano, Pablo  Total change: 8.40  Rating chartPersonal card
 Campeonato Nacional Clasificatorio Moravia CRC 2010-02-13
RcRownchangeKK*chgGame
 2049 2009 3.00 8 -0.58 15 -8.70 
  Montoya, Cristian 1931 CRC1.0010.39155.85 
  Cabrera, Marco Antonio 2138 CRC0.001-0.3315-4.95 
  Alfaro Guillen, Jose Raul 1994 CRC1.0010.48157.20 
  Pastor, Tania wf1944 ESA1.0010.41156.15 
  Bermudez, Sergio f2184 CRC0.001-0.2715-4.05 
  Montenegro, Esteban 2037 CRC0.001-0.4615-6.90 
  Minero Pineda, Carlos 2053 CRC0.001-0.4415-6.60 
  Solis, Efren 2108 CRC0.001-0.3615-5.40 

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)
 
 Campeonato Nacional Por Equipos Liga Premier Costa Rica CRC 2010-05-02
RcRownchangeKK*chgGame
 2286 2009 2.50 7 1.14 15 17.10 
  Morales Romero, Pedro f2409  * CUB0.001-0.0815-1.20 
  Hevia Alejano, Carlos Antonio f2409  * CUB0.5010.42156.30 
  Jimenez, Alonso 2109 CRC1.0010.64159.60 
  Needham, Bryan 2010 CRC1.0010.50157.50 
  Arias Santana, Mauricio m2368 CRC0.001-0.1015-1.50 
  Murillo, Alexis m2288 CRC0.001-0.1615-2.40 
  Gonzalez, Bernal m2409  * CRC0.001-0.0815-1.20 
 * 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)
 

 

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