Individual Calculations October 2019
 Morales Zumbado, Raul  Total change: -2.40  Rating chartPersonal card
 Torneo Abierto de Guapiles Enrique Sotelo in Memoriam 2019 Guapiles CRC 2019-08-31
 1069 1113 1.00 2 -0.12 20 -2.40 
  Calderon Zuniga, Juan Pablo 1011 CRC1.0010.36207.20 
  Shion Solis, Esteban Jesus 1126 CRC0.001-0.4820-9.60 

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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