Individual Calculations June 2013
 Sorbera, Giovanni  Total change: -4.20  Rating chartPersonal card
 OP 34 Mogliano - Memorial C. Ragazzini Mogliano Veneto ITA 2013-04-25
RcRownchangeKK*chgGame
 2135 2168 3.00 6 -0.28 15 -4.20 
  Brunelli, Giovanni 1968 ITA1.0010.24153.60 
  Garonzi, Martino 2011 ITA1.0010.29154.35 
  Xia, Jie f2275 ITA0.5010.15152.25 
  Solomon, Kenny m2406 RSA0.001-0.2015-3.00 
  Zamengo, Fulvio 2099 ITA0.501-0.1015-1.50 
  Lodici, Lorenzo 2051 ITA0.001-0.6615-9.90 

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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