Individual Calculations January 2018
 Moran, Mike  Total change: -6.20  Rating chartPersonal card
 Abierto Metropolitano 2017 San Jose CRC 2017-12-09
RcRownchangeKK*chgGame
 1626 1480 1.00 4 -0.31 20 -6.20 
  Ulloa Avellan, Oscar 1850 CRC0.001-0.1020-2.00 
  Hidalgo Barrantes, Mario Alberto 1779 CRC0.001-0.1520-3.00 
  Herrera Granados, Felipe 1106 CRC1.0010.10202.00 
  Sanchez Garro, Juan Gabriel 1768 CRC0.001-0.1620-3.20 

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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