Individual Calculations January 2015
 Coleman, David J  Total change: -22.80  Rating chartPersonal card
 London Chess Classic 2014 FIDE Open London ENG 2014-12-08
RcRownchangeKK*chgGame
 2065 2253 4.50 8 -1.14 20 -22.80 
  Machlik, Jon 1853  * NOR1.0010.08201.60 
  Dragun, Kamil g2547 POL0.001-0.1520-3.00 
  Holleland, Sigve 2042 NOR0.001-0.7720-15.40 
  Akshay, V Halagannavar 1881 IND0.001-0.9020-18.00 
  Nordstrom, Hakon N 1853  * NOR1.0010.08201.60 
  Barton, R Alan 2042 ENG1.0010.23204.60 
  Shepley, Julien M 1942 ENG1.0010.14202.80 
  Cox, John J m2361 ENG0.5010.15203.00 
 * 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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