Individual Calculations September 2012
 Chinchilla, Eugenio  Total change: -6.75  Rating chartPersonal card
 Liga Premier Nacional por Equipos San Jose CRC 2012-07-22
RcRownchangeKK*chgGame
 2198 2185 3.50 8 -0.45 15 -6.75 
  Carvajal Gorgona, Jonathan 2145 CRC0.501-0.0615-0.90 
  Montenegro Masis, Esteban 1986 CRC1.0010.24153.60 
  Gamboa Alvarado, Leticia 1879 CRC1.0010.14152.10 
  Ortiz, Marcos 2187 NCA0.001-0.5015-7.50 
  Duran Vega, Sergio f2303 CRC0.001-0.3415-5.10 
  Granados, Carlos 2116 CRC0.001-0.6015-9.00 
  Leyva, Hector m2389 ESA1.0010.761511.40 
  Ramirez, Alejandro g2576 USA0.001-0.0915-1.35 

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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