Individual Calculations August 2013
 Robertson, Ian C.  Total change: -7.20  Rating chartPersonal card
 Scottish Championship and International Open 2013 Helensburgh SCO 2013-07-06
RcRownchangeKK*chgGame
 2080 2168 5.00 9 -0.48 15 -7.20 
  McNab, Colin A g2461 SCO0.001-0.1515-2.25 
  Roy, Ali 1882 SCO0.501-0.3415-5.10 
  Giulian, Rosemary A 1872 SCO1.0010.15152.25 
  McClement, Andrew 2169 SCO0.001-0.5015-7.50 
  Schmerwitz, Reinhard 1864 GER1.0010.14152.10 
  McKerracher, Douglas 2037 SCO0.501-0.1815-2.70 
  Olson, Hamish 2021 SCO1.0010.30154.50 
  Pritchett, Craig W m2360 SCO0.5010.25153.75 
  Oswald, David C 2055 SCO0.501-0.1515-2.25 

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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