Individual Calculations January 2010
 Szirmai, Emil  Total change: -13.20  Rating chartPersonal card
 OP DLF Steinitz Roma ITA 2009-11-06
RcRownchangeKK*chgGame
 1865 2035 2.00 4 -0.88 15 -13.20 
  Biondi, Massimo 1879 ITA0.501-0.2115-3.15 
  Rocchetti, Marco 1916 ITA0.501-0.1615-2.40 
  Carola, Paolo 1907 ITA0.501-0.1715-2.55 
  Carnicelli, Valerio 1756 ITA0.501-0.3415-5.10 

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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