Individual Calculations September 2009
 Walker, Samuel A  Total change: 1.35  Rating chartPersonal card
 NCJS Young Masters 2009: Young Masters Street, Somerset ENG 2009-07-15
RcRownchangeKK*chgGame
 1877 1950 3.00 5 0.01 15 0.15 
  Periasamymanjula, Manibharathi 1742 ENG1.0010.23153.45 
  Sivakumar, Athman 1818 ENG1.0010.32154.80 
  Streeter, Harry P 1902 ENG0.001-0.5715-8.55 
  Basham, Edward P 1879 ENG1.0010.40156.00 
  Jackson, James P 2045 ENG0.001-0.3715-5.55 

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)
 
 British U16 Championships Torquay ENG 2009-07-27
RcRownchangeKK*chgGame
 1966 1950 1.50 2 0.54 15 8.10 
  Archer-Lock, Adrian 1856 ENG1.0010.37155.55 
  Jones, Victor G L 2076 ENG0.5010.17152.55 

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)
 
 British Championships-Major Open Torquay ENG 2009-07-27
RcRownchangeKK*chgGame
 2069 1950 2.00 7 -0.46 15 -6.90 
  Eames, Robert S f2286 ENG0.001-0.1215-1.80 
  Foord, Dominic 2069 ENG0.5010.16152.40 
  Grant, David J 2022 ENG0.001-0.4015-6.00 
  Monir, Arman 2172 BAN0.001-0.2215-3.30 
  Morris-Hill, Ray 2064 ENG0.5010.16152.40 
  French, Angus J 2095 ENG0.001-0.3115-4.65 
  Haria, Ravi 1773 ENG1.0010.27154.05 

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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