Individual Calculations February 2015
 Wirz, Bernard  Total change: 24.40  Rating chartPersonal card
 Schachfestival Basel Amateure 2015 Basel SUI 2015-01-01
RcRownchangeKK*chgGame
 1748 1680 3.00 6 0.61 40 24.40 
  Meier, Franz 1914 SUI0.001-0.2140-8.40 
  Van Foreest, Machteld 1304 NED0.501-0.4140-16.40 
  Steck, Kurt 1786 SUI0.5010.14405.60 
  Mueller, Louis 1796 SUI1.0010.664026.40 
  Bachofner, Stephan 1845 SUI0.001-0.2840-11.20 
  Andjelkovic, Slavoljub 1842 SUI1.0010.714028.40 

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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