Individual Calculations May 2014
 Costisanu, Romica  Total change: -10.80  Rating chartPersonal card
 OP Amatori Milano ITA 2014-03-21
RcRownchangeKK*chgGame
 1597 1469 1.00 4 -0.36 30 -10.80 
  Colica, Daniele 1726 ITA0.001-0.1830-5.40 
  Visentin, Umberto 1558 ITA1.0010.623018.60 
  Torelli, Mauro 1701 ITA0.001-0.2130-6.30 
  Pivari, Flavio 1402 ITA0.001-0.5930-17.70 

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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