Individual Calculations September 2023
 Sowray, Peter J  Total change: 1.00  Rating chartPersonal card
 Northumbria Masters Open Newcastle upon Tyne ENG 2023-08-24
RcRownchangeKK*chgGame
 2159 2151 4.50 9 0.05 20 1.00 
  Forster, Matthew 2045 ENG0.001-0.6420-12.80 
  Archibong, Ubong S 2085 SCO0.501-0.0920-1.80 
  Saunders, Aron 2113 ENG1.0010.45209.00 
  Arkell, Keith C g2373 ENG0.001-0.2220-4.40 
  Kett, Tim f2072 WLS1.0010.39207.80 
  Boswell, Jacob Connor 2226 ENG1.0010.602012.00 
  Hobson, Kenneth c2166 ENG1.0010.522010.40 
  Gormally, Daniel W g2447 ENG0.001-0.1520-3.00 
  Manmay, Chopra 1900 IND0.001-0.8120-16.20 

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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