Individual Calculations May 2012
 Ciani, Davide  Total change: 13.20  Rating chartPersonal card
 OP dei tre circoli Udine ITA 2012-01-21
RcRownchangeKK*chgGame
 1827 1719 1.50 3 0.44 30 13.20 
  Bisaro, Andrea 1756 ITA1.0010.553016.50 
  Bozza, Stefano 1836 ITA0.5010.16304.80 
  Pillon, Giovanni Pietro 1890 ITA0.001-0.2730-8.10 

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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