Individual Calculations March 2014
 Solis L., Efren A.  Total change: -14.70  Rating chartPersonal card
 V Abierto Internacional de Alajuela 2014 Alajuela CRC 2014-01-22
RcRownchangeKK*chgGame
 2095 2079 2.50 7 -0.98 15 -14.70 
  Ernst, Sipke g2479  * NED0.5010.42156.30 
  Campos Cerdas, Jorge 1957 CRC1.0010.33154.95 
  Piasetski, Leon m2289 CAN0.001-0.2315-3.45 
  Vega Araya, Edwin 1973 CRC0.001-0.6415-9.60 
  Chaves Sanchez, Gabriel A 1908 CRC1.0010.27154.05 
  Ruiz Blais, Sebastian 2176 CRC0.001-0.3715-5.55 
  Carranza Fernandez, Jorge 1880 CRC0.001-0.7615-11.40 
 * 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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