Individual Calculations September 2023
 Izod, Chris  Total change: -6.60  Rating chartPersonal card
 Northumbria Masters Challengers Newcastle upon Tyne ENG 2023-08-24
RcRownchangeKK*chgGame
 1792 1907 5.50 9 -0.33 20 -6.60 
  Brencher, Paul 1906 ENG1.0010.502010.00 
  Crawford, Owen 1888 ENG0.001-0.5320-10.60 
  Smith, Lynda wc1791 WLS0.501-0.1620-3.20 
  Ridge, Michael 1789 SCO0.501-0.1620-3.20 
  Kalerwa, Edwin M 1694 ENG1.0010.23204.60 
  Armbruster, David 1859 ENG0.001-0.5720-11.40 
  Latypova, Olga L 1568 ENG0.501-0.3820-7.60 
  Kildea, Robbie 1807 IRL1.0010.36207.20 
  Turicar, Goran 1823 CRO1.0010.38207.60 

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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