Individual Calculations April 2009
 Colli Lopez, Samuel Santia  Total change: -6.15  Rating chartPersonal card
 XXI Torneo GM Carlos Torre Repetto In Memoriam - Swiss MERIDA, YUCATAN MEX 2008-12-13
RcRownchangeKK*chgGame
 2178 2057 1.00 4 -0.41 15 -6.15 
  Garcia, Gildardo g2407 COL0.001-0.1115-1.65 
  Sanchez Enriquez, Oscar Ge f2303 MEX0.001-0.1915-2.85 
  Real Pereyra, Diana Karime 1773 MEX0.001-0.8415-12.60 
  Fleitas Marti, Yuleikis wm2228 CUB1.0010.731510.95 

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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