Individual Calculations July 2008
 Urbina Quiros, Edwin  Total change: 0.00  Rating chartPersonal card
 Campeonato Nacional de Costa Rica 2007 Fase I San Jose CRC 2007-06-03
RcRownchangeRpKK*chgGame
 2068 0 1.50 4 0.00 1981   0.00 
  Espinoza, Warner 1897 CRC0.5010.00 0.00 
  Munoz, Jose Pablo 2092 CRC0.5010.00 0.00 
  Bermudez, Sergio f2164 CRC0.0010.00 0.00 
  Solis, Efren 2120 CRC0.5010.00 0.00 

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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