Individual Calculations September 2009
 Amberlin, Yann  Total change: -27.45  Rating chartPersonal card
 OP XV Gioiosa Marea Gioiosa Marea ITA 2009-07-19
RcRownchangeKK*chgGame
 2017 1896 1.00 8 -1.83 15 -27.45 
  De Marchi, Olivier 2243 FRA0.001-0.1115-1.65 
  Tirrito, Luca 2059 ITA0.5010.22153.30 
  Pinton, Maurizio 2117 ITA0.001-0.2215-3.30 
  Melograni, Francesco 1824 ITA0.001-0.6015-9.00 
  Sileci, Salvatore 1810 ITA0.501-0.1215-1.80 
  Morello, Guido 1952 ITA0.001-0.4215-6.30 
  Valguarnera, Girolamo 2151 ITA0.001-0.1915-2.85 
  Ouadi, Wahbi 1976 FRA0.001-0.3915-5.85 

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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