Individual Calculations July 2017
 Buitrago, Juan Carlos  Total change: -4.40  Rating chartPersonal card
 XII Campeonato de Ajedrez Continental de las Americas Colombia 2017 Medellin COL 2017-06-09
 2019 2035 5.50 11 -0.22 20 -4.40 
  Arenas, David g2435  * COL0.001-0.0820-1.60 
  Meza Galvan, Luis A 1757 COL1.0010.17203.40 
  Vittorino, Carlo Giovanni m2257 COL0.5010.28205.60 
  Estrada Nieto, Julian m2263 MEX0.001-0.2120-4.20 
  Cadavid, Juan Miguel 1894 COL0.501-0.1920-3.80 
  Croes, Octavio c1888 ARU0.001-0.7020-14.00 
  Gutierrez Hernandez, Jorge Aleja 1817 COL1.0010.22204.40 
  Morera Campos, Yanori Maria wc1882 CRC0.501-0.2020-4.00 
  Sarmiento, Carolina wc1635  * COL1.0010.08201.60 
  Madeira, Wagner Martins f2185 BRA1.0010.702014.00 
  Castaneda, Jhon David f2195 COL0.001-0.2920-5.80 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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