Individual Calculations December 2013
 Marks, Ian A  Total change: 37.20  Rating chartPersonal card
 23rd World Senior Chess Championship - Open Opatija CRO 2013-11-12
RcRownchangeKK*chgGame
 2122 1948 5.50 11 2.48 15 37.20 
  Trois, Francisco R.t. m2229 BRA0.5010.34155.10 
  Haubt, Georg f2206 GER0.001-0.1815-2.70 
  Markovic, Lazar f2172 BIH0.5010.28154.20 
  Hjertenes, Oystein 2102 NOR0.5010.21153.15 
  Gamboa, Anibal 2096 VEN0.5010.20153.00 
  Chubar, Vladimir m2071 UKR0.001-0.3315-4.95 
  Karabut, Vladimir 2044 RUS1.0010.63159.45 
  Davydov, Mihail 2058 GER1.0010.65159.75 
  Nickl, Klaus 2122 AUT0.5010.23153.45 
  Zhelesny, Stanislav f2109 RUS0.5010.21153.15 
  Falk, Thomas 2131 GER0.5010.24153.60 

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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