Individual Calculations July 2010
 Jackson, Paul G  Total change: 22.95  Rating chartPersonal card
 Coulsdon League Coulsdon ENG 2009-09-07
RcRownchangeKK*chgGame
 1789 1899 5.00 7 0.49 15 7.35 
  Darville, Matt 1895 ENG1.0010.49157.35 
  Court, Simon 1828 ENG0.501-0.1015-1.50 
  Kane, Frank 1891 ENG0.501-0.0115-0.15 
  Curtis, Howard 1710 ENG1.0010.25153.75 
  Bryant, David 1678 ENG1.0010.22153.30 
  Howes, David 1670 ENG1.0010.21153.15 
  Allan, Brian 1848 SCO0.001-0.5715-8.55 

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)
 
 Coulsdon Super League Coulsdon ENG 2009-10-07
RcRownchangeKK*chgGame
 1976 1899 2.00 5 0.00 15 0.00 
  Bailey, Kevin 2083 ENG0.5010.24153.60 
  Fields, Francis 1906 ENG0.001-0.4915-7.35 
  Bryant, David 1678 ENG1.0010.22153.30 
  Rich, Mark C c2151 ENG0.001-0.1915-2.85 
  Jones, Victor G L 2062 ENG0.5010.22153.30 

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)
 
 Four Nations Chess League (4NCL) Various ENG 2009-10-24
RcRownchangeKK*chgGame
 1779 1899 1.00 1 0.34 15 5.10 
  Brookfield, Toby N c1779 GCI1.0010.34155.10 

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)
 
 Surrey Congress - Major Cheam ENG 2010-04-02
RcRownchangeKK*chgGame
 1934 1861 2.00 4 0.40 15 6.00 
  Hayward, Alan 1964 ENG0.5010.14152.10 
  McKenna, James F 1925 ENG1.0010.59158.85 
  Lalic, Peter D 1946 ENG0.001-0.3815-5.70 
  Deswarte, Ian 1900 ENG0.5010.05150.75 

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)
 
 e2e4.org.uk Sunningdale Congress Sunningdale, Berkshire ENG 2010-05-28
RcRownchangeKK*chgGame
 1811 1863 2.00 3 0.30 15 4.50 
  Ward, Matthew J 1705 ENG0.501-0.2115-3.15 
  Thompson, Robert 1881 ENG0.5010.03150.45 
  Cork, David J 1846 ENG1.0010.48157.20 

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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