Individual Calculations May 2010
 Bossi, Alessandro  Total change: -7.50  Rating chartPersonal card
 OP del Forte Forte dei Marmi ITA 2010-03-05
RcRownchangeKK*chgGame
 1746 2019 3.50 5 -0.50 15 -7.50 
  Calzerano, Gerardo 1721 ITA0.501-0.3515-5.25 
  Catola, Marco 1664 ITA1.0010.11151.65 
  Vincenzi, Marco 2061 ITA0.001-0.4415-6.60 
  Vocaturo, Riccardo 1658 ITA1.0010.10151.50 
  Lezzerini, Marco 1624 ITA1.0010.08151.20 

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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