Individual Calculations January 2009
 Patelli, Alessandro  Total change: -0.90  Rating chartPersonal card
 WE 13 R. Magari Siena ITA 2008-11-14
RcRownchangeKK*chgGame
 1958 2177 1.50 2 -0.06 15 -0.90 
  Scali, Fausto 1965 ITA0.501-0.2715-4.05 
  Ambrosanio, Raffaele 1950 ITA1.0010.21153.15 

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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