Individual Calculations July 2009
 Colli Lopez, Samuel Santia  Total change: -11.10  Rating chartPersonal card
 ESTATAL CERRADO 2009 GRUPO "B" MERIDA, YUCATAN MEX 2009-05-09
RcRownchangeKK*chgGame
 2150 2051 0.00 2 -0.74 15 -11.10 
  Navarrete Mendez, Gonzalo 2180 MEX0.001-0.3315-4.95 
  Alayola Montanez, Jose Enr 2119 MEX0.001-0.4115-6.15 

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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