Individual Calculations September 2009
 Porras Campo, Ruben  Total change: -30.25  Rating chartPersonal card
 2. Rosen-Open Rapperswil SUI 2009-07-03
RcRownchangeKK*chgGame
 2025 2129 1.50 3 -0.38 25 -9.50 
  Bosshard, Rolf 1879 SUI1.0010.19254.75 
  Wyss, Jonas 2269 SUI0.001-0.3125-7.75 
  Sach, Tomas 1926 SUI0.501-0.2625-6.50 

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)
 
 Jubilee Open Master 2009 Zurich SUI 2009-08-09
RcRownchangeKK*chgGame
 2151 2129 3.00 8 -0.83 25 -20.75 
  Cabrera, Trujillo Jorge m2410 ESP0.001-0.1625-4.00 
  Sedina, Elena mwg2333 ITA0.001-0.2425-6.00 
  Steenhuis, Jan 2007 SUI0.501-0.1725-4.25 
  Skouvaklis, Alexis 2018 SUI0.001-0.6525-16.25 
  Paul, Mathias 1972 GER1.0010.29257.25 
  Koch, Hermann H. 2006 SUI1.0010.33258.25 
  Hager, Joshua Aarash 2217 GER0.001-0.3825-9.50 
  Fend, Juergen 2241 GER0.5010.15253.75 

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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