Individual Calculations July 2010
 Nastasi, Ivano  Total change: 9.00  Rating chartPersonal card
 OP 5 Primavera sul lago Como ITA 2010-04-15
RcRownchangeKK*chgGame
 1842 1705 1.00 2 0.36 25 9.00 
  Pede, Lucio 1874 ITA0.001-0.2825-7.00 
  Giaracuni, Claudio 1810 ITA1.0010.642516.00 

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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