Individual Calculations July 2010
 Brunelli, Giovanni  Total change: -16.95  Rating chartPersonal card
 OP M.G. Vida Cremona ITA 2010-04-23
RcRownchangeKK*chgGame
 2007 1938 0.50 4 -1.13 15 -16.95 
  Ventura, Franco 2042 ITA0.001-0.3615-5.40 
  Bonugli, Carlo 2020 ITA0.001-0.3915-5.85 
  Castrogiovanni, Carlo 1999 ITA0.001-0.4215-6.30 
  Grillo, Francesco 1965 ITA0.5010.04150.60 

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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