Individual Calculations September 2013
 Bonollo, Sergio  Total change: -10.50  Rating chartPersonal card
 OP 13 Valle del Chiese Condino ITA 2013-07-21
RcRownchangeKK*chgGame
 1918 1861 1.50 5 -0.70 15 -10.50 
  Giancotti, Eraldo 2069 ITA0.001-0.2315-3.45 
  Ramesa, Marin 2217 CRO0.5010.39155.85 
  Girelli, Sergio 1894 ITA0.001-0.4515-6.75 
  Giacchino, Claudio 1634 ITA0.501-0.2915-4.35 
  Menichini, Massimo 1775 ITA0.501-0.1215-1.80 

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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