Individual Calculations February 2014
 Sach, Tomas  Total change: 5.70  Rating chartPersonal card
 37. Zurich Weihnachtsopen Allgemein Zurich SUI 2013-12-26
RcRownchangeKK*chgGame
 1784 1871 4.00 6 0.38 15 5.70 
  Ritter, Fredy 1528 SUI1.0010.12151.80 
  Schweighoffer, Martin 1906 SUI0.001-0.4515-6.75 
  Lachat, Martin 1663 SUI1.0010.23153.45 
  Zuest, Leonard 1961 SUI1.0010.62159.30 
  Mettraux, Jean 1801 SUI0.501-0.1015-1.50 
  Sierra, Robin 1843 SUI0.501-0.0415-0.60 

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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