Individual Calculations December 2014
 Contreras, Henry  Total change: -7.40  Rating chartPersonal card
 Subzonal 2.3.4 Colombia Absoluto 2014 Mosquera COL 2014-10-30
RcRownchangeKK*chgGame
 2146 2203 2.50 5 -0.37 20 -7.40 
  Suaza, Yesid Rodrigo 1976 COL1.0010.21204.20 
  Remicio Duque, John H f2064 COL1.0010.31206.20 
  Rodriguez Rueda, Paula Andrea wm2334 COL0.5010.18203.60 
  Hernandez Sanchez, Jairo Andre f2285 COL0.001-0.3920-7.80 
  Ardila, Oscar Humberto 2071 COL0.001-0.6820-13.60 

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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