Individual Calculations August 2019
 Waterfield, Mark  Total change: 1.20  Rating chartPersonal card
 22nd 4NCL Congress Major Telford ENG 2019-07-19
RcRownchangeKK*chgGame
 1670 1721 3.50 5 0.83 40 33.20 
  Gostelow, David W 1906 ENG0.5010.24409.60 
  Kumar, Sanjit S 1362 ENG0.501-0.4040-16.00 
  Karas, Eugenia 1347 ENG1.0010.10404.00 
  Smith, Simon C 1911 ENG1.0010.754030.00 
  Goodwin, Ed H 1825 ENG0.5010.14405.60 

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)
 
 106th British Championships Soanes Torquay ENG 2019-07-26
RcRownchangeKK*chgGame
 1569 1721 2.00 4 -0.80 40 -32.00 
  Greenaway, Terence V 1504 ENG0.001-0.7840-31.20 
  Wong, Cheuk Nam 1588 ENG0.001-0.6840-27.20 
  Evans, Helen I 1568 ENG1.0010.304012.00 
  McCook, Natashane 1616 JAM1.0010.364014.40 

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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