Individual Calculations December 2013
 Guerra, Alessandro  Total change: -8.70  Rating chartPersonal card
 WE 20 Autunno Scacchistico Veneziano Venezia ITA 2013-11-01
RcRownchangeKK*chgGame
 2140 2226 2.50 5 -0.58 15 -8.70 
  Redo, Giorgio 2090 ITA0.501-0.1815-2.70 
  Simonetto, Adriano 2067 ITA0.501-0.2115-3.15 
  Zuttioni, Federico 2093 ITA1.0010.32154.80 
  Xia, Jie f2284 ITA0.001-0.4215-6.30 
  Bianchi, Andrea 2164 ITA0.501-0.0915-1.35 

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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