Individual Calculations July 2018
 Rodriguez Arrieta, Maria Elena  Total change: -13.20  Rating chartPersonal card
 Campeonato Nacional Clasico de Ajedrez por Equipos FCA 2018 San Jose CRC 2018-05-06
RcRownchangeKK*chgGame
 1902 1982 3.00 6 -0.66 20 -13.20 
  Castro Ulloa, Rolando 1662 CRC1.0010.13202.60 
  Bolanos Sanchez, Huberth 1935 CRC0.001-0.5720-11.40 
  Jimenez Garcia, Emmanuel f2335 CRC0.5010.39207.80 
  Huertas Badilla, Allan 1777 CRC1.0010.24204.80 
  Rivera Gonzalez, Jose Alexis 1809 CRC0.001-0.7320-14.60 
  Rojas Cisneros, Kevin 1896 CRC0.501-0.1220-2.40 

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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