Individual Calculations January 2011
 Pirir, Jonathan  Total change: 0.00  Rating chartPersonal card
 Festival Centroamericano y del Caribe de la Juventud U-16 Boys Medellin COL 2010-12-09
RcRownchangeRpKK*chgGame
 1933 0 2.00 4 0.00 1933   0.00 
  Jaramillo Ochoa, Mateo 1955 COL0.5010.00 0.00 
  Hernandez, Oscar Eduardo 2025 COL0.5010.00 0.00 
  Ossa, Juan Sebastian 1938 COL0.0010.00 0.00 
  Ferreira Morales, Jorge L 1812 COL1.0010.00 0.00 

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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