Individual Calculations January 2013
 Solis L., Efren A.  Total change: 16.95  Rating chartPersonal card
 Torneo Abierto Metropolitano San Jose CRC 2012-12-16
RcRownchangeKK*chgGame
 2124 2029 3.50 6 1.13 15 16.95 
  Vaglio, Jaime m2252 CRC1.0010.781511.70 
  Cabrera Chaves, Marco Antonio 2141 CRC0.001-0.3515-5.25 
  Gonzales, Eva 1908 CRC1.0010.34155.10 
  Solano Lopez, Royner 2059 CRC1.0010.54158.10 
  Valdes, Leonardo m2429  * CRC0.001-0.0815-1.20 
  Gomez Huertas, Stanley 1956 CRC0.501-0.1015-1.50 
 * 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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