Individual Calculations October 2015
 Acevedo Mendez, Jennifer  Total change: -25.20  Rating chartPersonal card
 Final Campeonato Nacional Femenino 2015 San Jose CRC 2015-08-26
RcRownchangeKK*chgGame
 1790 1758 2.50 9 -1.60 40 -64.00 
  Acevedo Mendez, Lisseth 1850 CRC0.001-0.3740-14.80 
  Nunez Gonzalez, Neeshmy 1804 CRC0.001-0.4440-17.60 
  Morera Campos, Yanori Maria 1801 CRC0.001-0.4440-17.60 
  Ramirez Almeciga, Yenny Melisa 1615 CRC0.501-0.1940-7.60 
  Rodriguez Arrieta, Maria Elena wm1923 CRC0.5010.22408.80 
  Ramirez Gonzalez, Maria Jose 1817 CRC0.5010.08403.20 
  Morera Campos, Hazel Maria wc1720 CRC0.001-0.5540-22.00 
  Bogantes Robleto, Karina 1661 CRC0.501-0.1340-5.20 
  Gamboa Alvarado, Olga Leticia wf1921 CRC0.5010.22408.80 

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)
 
 Memorial Joaquin Gutierrez G64 San Jose CRC 2015-09-19
RcRownchangeKK*chgGame
 1894 1758 4.00 9 0.97 40 38.80 
  Solano Cuya, Bryan 2158  * CRC0.001-0.0840-3.20 
  Vaglio Mattey, Emanuel 2058 CRC0.001-0.1540-6.00 
  Jimenez Salas, Kristel 1358  * CRC1.0010.08403.20 
  Murillo Gonzalez, Carlos E c1890 CRC1.0010.684027.20 
  Porras Chavarria, Steve 1774 CRC0.5010.02400.80 
  Bonilla Sequeira, Pablo 2098 CRC0.5010.384015.20 
  Castillo Morales, Thais 1721 CRC0.501-0.0540-2.00 
  Ramirez Arroyo, Joan Emmanuel 1982 CRC0.5010.284011.20 
  Araya Umana, Carlos 2006 CRC0.001-0.1940-7.60 
 * 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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