Individual Calculations February 2015
 Sahki, Saphir  Total change: 114.40  Rating chartPersonal card
 38. Zurich Weihnachtsopen Allgemein Zurich SUI 2014-12-26
RcRownchangeKK*chgGame
 1812 1682 2.50 5 0.78 40 31.20 
  Schwab, Felix 2044 SUI0.001-0.1040-4.00 
  Frei, Micha 1490 SUI1.0010.254010.00 
  Geyer, Martin 1873 SUI0.5010.254010.00 
  Pao, Lucas 1764 SUI1.0010.614024.40 
  Pfleger, Alfred 1890 SUI0.001-0.2340-9.20 

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)
 
 Schachfestival Basel Amateure 2015 Basel SUI 2015-01-01
RcRownchangeKK*chgGame
 1888 1682 3.50 6 2.08 40 83.20 
  Gonzalez Espana, Maria Gabriela wc1917 VEN0.001-0.2140-8.40 
  Grob, Hans 1901 SUI1.0010.784031.20 
  Bojic, Radoje 1844 SUI1.0010.714028.40 
  Sperzel, Bernd 1912 SUI0.5010.294011.60 
  Lachausse, Bruno 1875 SUI0.5010.254010.00 
  Benoughidene, Ouaheb 1881 FRA0.5010.264010.40 

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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