Individual Calculations September 2013
 Sottroi, Carlo  Total change: -12.15  Rating chartPersonal card
 OP della Valbelluna Limana ITA 2013-07-25
RcRownchangeKK*chgGame
 1810 1940 2.50 5 -0.81 15 -12.15 
  Bettella, Michele 1801 ITA0.001-0.6915-10.35 
  Rossi, Gianni 1816 ITA1.0010.33154.95 
  Simoni, Giulio 1799 ITA1.0010.31154.65 
  Rudelli, Marco 1603 ITA0.501-0.3815-5.70 
  Piro, Valerio 2030 ITA0.001-0.3815-5.70 

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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