Individual Calculations December 2017
 Fritsch, Rolf  Total change: 2.60  Rating chartPersonal card
 World Senior Championship 2017 over 50 Acqui Terme ITA 2017-11-07
 2107 2213 7.00 11 0.13 20 2.60 
  Vieira, Alexandre Letizio 1847 BRA1.0010.10202.00 
  Kalegin, Evgenij m2426 RUS0.001-0.2320-4.60 
  Hoffmann, Michael 1949 GER1.0010.18203.60 
  Belmont Hernandez, Andres 2076 MEX0.501-0.1820-3.60 
  Jhunjhnuwala, Krishan f2340 USA0.001-0.3320-6.60 
  Bennett, Hilton c1889 NZL1.0010.13202.60 
  Madeira, Wagner Martins f2139 BRA0.501-0.1020-2.00 
  Gayson, Peter M 2159 ENG0.501-0.0820-1.60 
  Melkeraen, Terje 1996 NOR1.0010.22204.40 
  Buchal, Stephan f2347 GER0.5010.18203.60 
  Spiess, Thomas 2009 GER1.0010.24204.80 

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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