Individual Calculations July 2008
 Wittwer, Markus  Total change: 20.55  Rating chartPersonal card
 26. Liechtenstein-OPEN Triesen LIE 2008-04-25
RcRownchangeKK*chgGame
 2125 1986 4.00 8 1.37 15 20.55 
  Bronznik, Valerij m2336 UKR0.5010.39155.85 
  Lehnert, Michael 2090 GER1.0010.64159.60 
  Mannhart, Marcel 2205 LIE0.001-0.2215-3.30 
  Mira, Helene wm2147 AUT0.5010.21153.15 
  Donovan, Linton 2123 BEL0.001-0.3215-4.80 
  Plicka, Petr 1815 CZE1.0010.27154.05 
  Isler, Peter 2069 SUI1.0010.61159.15 
  Prakken, Gerrit f2218 NED0.001-0.2115-3.15 

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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