Individual Calculations January 2013
 Hoekstra, Carl  Total change: -25.35  Rating chartPersonal card
 London Chess Classic 2012: Open London ENG 2012-12-01
RcRownchangeKK*chgGame
 1865 1937 2.50 7 -1.69 15 -25.35 
  Stachanczyk, Jacek 2265 POL0.001-0.1315-1.95 
  Steevensz, Carel 2096 NED0.5010.21153.15 
  Fritzer, Friedrich 1716 AUT0.501-0.2815-4.20 
  Dale, Finley 1691 AUS0.001-0.8115-12.15 
  Chilton, James I 1779 ENG0.001-0.7115-10.65 
  Reutimann, Hans Peter 1784 SUI1.0010.30154.50 
  Sigurdsson, Birkir Karl 1725 ISL0.501-0.2715-4.05 

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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