Individual Calculations September 2011
 Arkell, Keith C  Total change: -23.40  Rating chartPersonal card
 Big Slick International GM Purley ENG 2011-06-25
RcRownchangeKK*chgGame
 2408 2419 4.00 8 -0.12 10 -1.20 
  Williams, Simon K g2520 ENG0.001-0.3610-3.60 
  Galego, Luis g2501 POR0.5010.11101.10 
  Ansell, Simon T m2427 ENG1.0010.51105.10 
  Ledger, Dave J f2245 ENG0.501-0.2310-2.30 
  Eggleston, David J f2319 ENG1.0010.36103.60 
  Shiven, Khosla 2391 IND0.001-0.5410-5.40 
  Houska, Jovanka mwg2429 ENG0.5010.01100.10 
  Vaibhav, Suri m2430 IND0.5010.02100.20 

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)
 
 8th South Wales International Open Penarth WLS 2011-07-09
RcRownchangeKK*chgGame
 2167 2432 7.00 9 -0.17 10 -1.70 
  Pleasants, Allan J 2092 WLS1.0010.12101.20 
  Schmitz, Manuela wf2032  * GER0.501-0.4210-4.20 
  Van Diermen, Arie 2032  * NED1.0010.08100.80 
  Rayner, Francis 2140 WLS1.0010.15101.50 
  Petrov, Marijan g2534 BUL0.001-0.3610-3.60 
  Menadue, Jeremy F S 2165 ENG0.501-0.3210-3.20 
  Bryant, Richard B E 2032  * ENG1.0010.08100.80 
  Marusenko, Petr m2214 UKR1.0010.22102.20 
  Martyn, Rafe f2264 ENG1.0010.28102.80 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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 Sunningdale Masters B Sunningdale ENG 2011-08-10
RcRownchangeKK*chgGame
 2240 2432 4.50 9 -2.05 10 -20.50 
  Ghasi, Ameet f2367 ENG1.0010.41104.10 
  Suez-Panama, Gilles 2078 FRA1.0010.11101.10 
  Merry, Alan B 2039 ENG0.501-0.4210-4.20 
  Brown, Andrew m2202 AUS0.001-0.7910-7.90 
  Venkataramanan, T.s. f2277 IND0.001-0.7110-7.10 
  Vas, Peter f2295 SWE1.0010.32103.20 
  Jackson, James P 2157 ENG0.501-0.3310-3.30 
  Longson, Alexander 2237 ENG0.501-0.2510-2.50 
  Rausis, Igor 2510 CZE0.001-0.3910-3.90 

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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