Individual Calculations February 2013
 Bacchelli, Andrea  Total change: 3.45  Rating chartPersonal card
 CP Udine-Pordenone Udine ITA 2013-01-12
RcRownchangeKK*chgGame
 1842 1742 1.00 2 0.23 15 3.45 
  Pagnutti, Lorenzo 2006 ITA0.001-0.1815-2.70 
  Maestri, Roberto 1678 ITA1.0010.41156.15 

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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