Individual Calculations October 2008
 Kett, Timothy J  Total change: 25.05  Rating chartPersonal card
 Welsh Championships Cardiff WLS 2008-03-21
RcRownchangeKK*chgGame
 2284 2243 4.50 6 1.84 15 27.60 
  Jameson, D. 2033 WLS1.0010.23153.45 
  Cobb, James f2412 WLS0.5010.22153.30 
  Zeidler, Sven P. 2223 WLS1.0010.47157.05 
  Jones, Richard S. f2344 WLS1.0010.64159.60 
  Williams, Leighton m2389 WLS0.001-0.3015-4.50 
  White, Michael J R f2304 ENG1.0010.58158.70 

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)
 
 South Wales International Pontypridd WLS 2008-07-05
RcRownchangeKK*chgGame
 2125 2247 5.00 8 -0.10 15 -1.50 
  Haslinger, Stewart G g2511 ENG0.001-0.1815-2.70 
  Fletcher, John 2030 WLS1.0010.22153.30 
  Hickman, John E 1964 ENG1.0010.16152.40 
  Eggleston, David J f2372 ENG0.001-0.3315-4.95 
  Jones, Jeremy 1897 WLS1.0010.11151.65 
  Jones, Richard S. f2344 WLS0.001-0.3715-5.55 
  Brown, Thomas 1975 WLS1.0010.17152.55 
  Hurn, R 1907 WLS1.0010.12151.80 

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 Championship Liverpool ENG 2008-07-28
RcRownchangeKK*chgGame
 2167 2247 6.50 11 -0.07 15 -1.05 
  Ledger, Andrew J m2423 ENG0.001-0.2715-4.05 
  Grigoryan, Meri wf2053 ENG0.001-0.7515-11.25 
  Gibson, Christopher A 2003 ENG1.0010.20153.00 
  Garnett, John S 2030 ENG0.501-0.2815-4.20 
  Surtees, Mike J 2182 ENG0.501-0.0915-1.35 
  Ledger, Stephen C 2138 ENG0.501-0.1515-2.25 
  Woods, Connor 1934 SCO1.0010.14152.10 
  Auckland, Elliott 1990 ENG1.0010.18152.70 
  Greet, Andrew N m2453 ENG0.5010.26153.90 
  Ledger, Dave J f2260 ENG0.5010.02150.30 
  Eggleston, David J f2372 ENG1.0010.671510.05 

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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