Individual Calculations April 2015
 Bach, Edwin  Total change: 10.60  Rating chartPersonal card
 22 Open International de Selestat - Open A (+1700) SELESTAT FRA 2015-03-05
RcRownchangeKK*chgGame
 2200 2257 4.50 7 0.53 20 10.60 
  Marchal, Serge 1905 FRA1.0010.11202.20 
  Rausis, Igors 2595 CZE1.0010.882017.60 
  Haub, Thorsten Michael m2413 GER0.5010.21204.20 
  Koch, Jean-Rene m2453 FRA0.001-0.2520-5.00 
  Cerasi, Umberto 2005 ITA0.501-0.3120-6.20 
  Chahbazian, Jean-Baptiste 1988 FRA1.0010.17203.40 
  Schrems, Hermann 2040 GER0.501-0.2820-5.60 

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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