Individual Calculations February 2019
 Vallejo, Humberto  Total change: -13.60  Rating chartPersonal card
 IRT de Apertura Jorge Aristizabal-Liga 2018 Medellin COL 2019-01-23
RcRownchangeKK*chgGame
 1779 1976 3.00 5 -0.68 20 -13.60 
  Duque Henao, Leon 1585 COL1.0010.09201.80 
  Toro Castaneda, Elizabeth c1938 COL0.001-0.5520-11.00 
  Gomez Olivares, Jose David 1729 COL1.0010.19203.80 
  Paniagua, Fabio De Jesus 1776 COL1.0010.24204.80 
  Toro Cadavid, John Edison 1866 COL0.001-0.6520-13.00 

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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