Individual Calculations September 2009
 Hacche, David  Total change: 11.70  Rating chartPersonal card
 City of Melbourne Open Melbourne AUS 2009-04-27
RcRownchangeKK*chgGame
 2149 2176 5.50 9 0.78 15 11.70 
  Ivanov, Nikola 1826 AUS1.0010.11151.65 
  Mijatovic, Bosko 1893 AUS1.0010.16152.40 
  West, Guy m2343 AUS0.001-0.2815-4.20 
  Hjorth, Greg m2378 USA0.5010.26153.90 
  Voon, Richard 2006 AUS1.0010.28154.20 
  Skiotis, Pano 2171 AUS0.501-0.0115-0.15 
  Teichmann, Erik O M C f2323 ENG0.5010.20153.00 
  Hogg, Dean 2115 AUS1.0010.42156.30 
  Rujevic, Mirko m2282 AUS0.001-0.3615-5.40 

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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