Individual Calculations September 2009
 Hobuss, Udo  Total change: 2.60  Rating chartPersonal card
 Jubilee Open Master 2009 Zurich SUI 2009-08-09
 2377 2400 5.00 9 0.26 10 2.60 
  Eidinger, Helmut 2123 SUI0.501-0.3310-3.30 
  Allor, Chukwuka 2151 NGR1.0010.19101.90 
  Hugentobler, Patrik f2253 SUI1.0010.30103.00 
  Saric, Ivan g2561 CRO1.0010.71107.10 
  Geetha, Narayanan Gopal g2575 IND0.001-0.2710-2.70 
  Malaniuk, Vladimir P. g2563 UKR0.001-0.2810-2.80 
  Contin, Daniel m2279 ITA0.501-0.1610-1.60 
  Carrascoso, Morales Abel 2289 ESP1.0010.35103.50 
  Safarli, Eltaj g2597 AZE0.001-0.2510-2.50 

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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