Individual Calculations January 2011
 Wadsworth, Matthew J  Total change: 31.50  Rating chartPersonal card
 European B-10 Ch Batumi GEO 2010-09-20
RcRownchangeKK*chgGame
 1844 1868 0.00 1 -0.53 25 -13.25 
  Nikitenko, Mihail 1844 BLR0.001-0.5325-13.25 

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 Uxbridge Premier Uxbridge ENG 2010-10-24
RcRownchangeKK*chgGame
 2066 1868 4.00 9 1.70 25 42.50 
  Veit, Darlan Rodrigo 2123 BRA0.001-0.1925-4.75 
  Obiamiwe, Paul 2021 NGR1.0010.702517.50 
  Cafolla, Peter 2088 IRL0.5010.28257.00 
  Lock, Gavin R 2198 ENG0.001-0.1225-3.00 
  Kennedy, Craig 2031 SCO0.001-0.2825-7.00 
  Campbell, Eoin 1936 SCO1.0010.592514.75 
  Kingston, Ian 1992 ENG0.5010.17254.25 
  Willmoth, Robert F 2214 ENG0.5010.39259.75 
  Whitfield, Craig M 1987 ENG0.5010.16254.00 

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)
 
NOTE: K factor changed
 London Chess Classic Open London ENG 2010-12-08
RcRownchangeKK*chgGame
 2164 1889 0.50 2 0.15 15 2.25 
  Coleman, David J c2247 ENG0.001-0.1015-1.50 
  McKenna, Jason P 2081 ENG0.5010.25153.75 

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)
 

 

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