Individual Calculations September 2009
 Jones, Gawain  Total change: -0.60  Rating chartPersonal card
 South African Open Chess Championship Cape Town RSA 2009-07-03
RcRownchangeKK*chgGame
 2346 2554 6.00 8 0.03 10 0.30 
  Van Der Nat, Nicholas P. f2274 RSA1.0010.16101.60 
  Rujevic, Mirko m2309 AUS1.0010.20102.00 
  Simutowe, Amon g2481 ZAM0.501-0.1010-1.00 
  Wang, Puchen m2465 NZL0.501-0.1210-1.20 
  Komarov, Dimitri g2550 UKR0.501-0.0110-0.10 
  Mabusela, Johannes M. m2273 RSA1.0010.16101.60 
  De Villiers, Charles Ca. f2265 RSA0.501-0.3410-3.40 
  Simutowe, Musa 2154  * ZAM1.0010.08100.80 
 * 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)
 
 British Championships Torquay ENG 2009-07-27
RcRownchangeKK*chgGame
 2448 2554 7.00 11 -0.03 10 -0.30 
  Sowray, Peter J f2336 ENG1.0010.22102.20 
  Greet, Andrew N m2443 ENG1.0010.35103.50 
  Eggleston, David J f2343 ENG1.0010.23102.30 
  Howell, David W L g2614 ENG0.5010.08100.80 
  Summerscale, Aaron P g2454 ENG1.0010.36103.60 
  Gordon, Stephen J g2537 ENG0.501-0.0210-0.20 
  Trent, Lawrence m2471 ENG1.0010.39103.90 
  Palliser, Richard J D m2413 ENG0.001-0.6910-6.90 
  Williams, Simon K g2527 ENG0.001-0.5410-5.40 
  Hawkins, Jonathan f2325 ENG1.0010.21102.10 
  Hebden, Mark L g2468 ENG0.001-0.6210-6.20 

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)
 
 Staunton Memorial Tournament – Scheveningen Group London, England ENG 2009-08-08
RcRownchangeKK*chgGame
 2622 2554 4.00 10 -0.06 10 -0.60 
  L`ami, Erwin g2593 NED0.001-0.4510-4.50 
  Van Wely, Loek g2655 NED0.001-0.3610-3.60 
  Werle, Jan g2575 NED0.5010.03100.30 
  Smeets, Jan g2632 NED0.001-0.3910-3.90 
  Sokolov, Ivan g2655 BIH0.001-0.3610-3.60 
  L`ami, Erwin g2593 NED1.0010.55105.50 
  Van Wely, Loek g2655 NED0.5010.14101.40 
  Werle, Jan g2575 NED0.5010.03100.30 
  Smeets, Jan g2632 NED1.0010.61106.10 
  Sokolov, Ivan g2655 BIH0.5010.14101.40 

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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