Individual Calculations January 2013
 Iriarte Callejas, Joaquin  Total change: -1.50  Rating chartPersonal card
 I Abierto de OtoƱo Club de Ajedrez Laguna-Cotelec San Cristobal de La Laguna ESP 2012-10-19
RcRownchangeKK*chgGame
 1553 1546 2.00 4 -0.05 30 -1.50 
  Rodriguez Sierra, Enrique 1501 ESP1.0010.443013.20 
  Henriquez Garcia, David 1946  * ESP0.001-0.0830-2.40 
  Isasa Martin Carlos, Ignacio 1265 ESP1.0010.16304.80 
  Rodriguez Lapetra, Jaime 1499 ESP0.001-0.5730-17.10 
 * 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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